Back to skill

Security audit

Amazon Listing 变化提醒

Security checks for vulnerabilities and agentic risk

Overview

This listing-alert skill also exposes paid analysis and account spending controls beyond its advertised limits.

Prefer a corrected package that enforces watch-only commands. This version can consume analysis credits without per-request confirmation and change future spending settings. Confirm recurring monitoring costs before enabling watches, and use pause or delete to stop them.

Vulnerability Patterns
  • Insecure Skill Coding PracticesFinds exploitable flaws such as hardcoded secrets or command injection
  • Skill Instruction HijackingAlters the agent's session goals or safety constraints when the skill loads
  • Agent Memory PoisoningWrites attacker-controlled rules into memory that affect later sessions
  • Remote Payload Retrieval and ExecutionFetches external code whose behavior can change after review
  • Embedded Malicious CodeShips malicious scripts inside the skill and executes them locally
Findings (1)

T09 · Insecure Skill Coding Practices

Warning
Location
scripts/ari.py
Finding

Server-provided auto-confirmation can turn an unconfirmed analysis request into a paid operation

Content
View full analysis

Impact

An invocation expected to return an analysis quotation can generate and archive a paid report and deduct account credits before the user approves the quoted cost. The same pattern appears in cmd_voc at lines 1454-1484.

Vulnerability Patterns
  • Excessive AgencyUnrestricted Tool Access, Autonomous Decision Making, Scope Creep
  • MCP Least PrivilegeUnderdeclared Capability, Wildcard Permission, Missing Permission Declaration
  • MCP Tool PoisoningHidden Instructions, Unicode Deception, Parameter Description Injection
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
Findings (59)

Description-Behavior Mismatch

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The watch commands align with the declared purpose, but the registered CLI also exposes materially broader functionality. run_analysis invokes paid analysis endpoints, cmd_advise generates paid AI advice, and cmd_voc combines collection with VOC generation. run_analysis and cmd_voc explicitly permit automatic execution when sufficient credits and server autoConfirm are present. An optional allowedCommands restriction could block unrelated top-level commands, but its configuration is not supplied; missing or invalid configuration leaves commands unrestricted. Consequently, the supplied code does not establish the claimed alert-only, no-paid-LLM boundary. There is no evidence here of hourly monitoring, automatic Amazon listing edits, or inference of actual sales, inventory, orders, or return rates.

Content

No source excerpt is available for this finding.

The listing-change-only skill retains paid AI analysis execution paths despite explicitly excluding paid LLM calls.

High
Category
Excessive Agency
Confidence
97% confidence
Finding

The file implements and registers paid AI analysis commands despite the listing-change skill explicitly excluding paid LLM calls. A restrictive skill-defaults.json could block CLI access, but that file was not supplied and allowed_commands() fails open when its configuration is absent or malformed.

Content

No source excerpt is available for this finding.

Paid operations can execute without --confirm, contradicting the module's explicit-confirmation guarantee.

High
Category
Excessive Agency
Confidence
99% confidence
Finding

run_analysis changes confirm from false to true based on a remote autoConfirm value, allowing a nominally unconfirmed invocation to execute paid analysis. This contradicts the module's explicit-confirmation guarantee and the specialized skill's exclusion of paid LLM calls; existing server policy is not proof of approval for this invocation.

Content

No source excerpt is available for this finding.

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · CHANGELOG.md (reported line 23)May include surrounding context.

md
- 重新发布:各市场首批上架的 1.5.0 包早于免确认修复,新注册的免费版用户仍会被要求先确认报价。
  1.5.1 与当前官网下发的修复版一致,市场侧以新版本号覆盖旧包。
- 免确认只认服务端报价返回的 `autoConfirm`;采集报价扣除首次采集免费页;
  非美国站首次采集可用赠送积点时不再提示「赠送积点不可用」(行为与修复后的 1.5.0 相同)。
- 命令、字段与计费规则不变,不提高最低支持版本。

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · CHANGELOG.md (reported line 32)May include surrounding context.

md
- 行为变更:新用户(注册并验证邮箱后)第一次要 VOC,只给 ASIN 即可(站点默认美国站),
  `voc` 直接执行——自动补采集(默认 3 页)、生成报告、按服务端定价扣费并归档,
  不再停在报价等确认。费用在报告返回的 `charges` 字段透明展示(采集/分析/合计/余额前后)。
- 免确认与否**只认服务端报价返回的 `autoConfirm` 布尔**:服务端策略前 N 次付费生成不看金额上限
  (新用户赠送积点按设计覆盖「3 页采集 + 一份 VOC」);用户自设阈值优先、显式要求「每次先问」
  时仍先报价;余额不足不自动。客户端不再从 `autoConfirmNote` 文案或 `autoConfirmRemaining`
  自行推断——文案匹配会把 Free 小额提示里的「先确认」误判成用户要求每次询问,恰好挡住新用户。

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · CHANGELOG.md (reported line 34)May include surrounding context.

md
不再停在报价等确认。费用在报告返回的 `charges` 字段透明展示(采集/分析/合计/余额前后)。
- 免确认与否**只认服务端报价返回的 `autoConfirm` 布尔**:服务端策略前 N 次付费生成不看金额上限
  (新用户赠送积点按设计覆盖「3 页采集 + 一份 VOC」);用户自设阈值优先、显式要求「每次先问」
  时仍先报价;余额不足不自动。客户端不再从 `autoConfirmNote` 文案或 `autoConfirmRemaining`
  自行推断——文案匹配会把 Free 小额提示里的「先确认」误判成用户要求每次询问,恰好挡住新用户。
- 采集报价同口径扣除服务端 `trialFreePages`(首次采集试用免费页),避免新用户被误报「积点不足」。
- 非美国站:服务端 `credits.gift` 策略下用户首次采集不限站点,`credits/balance` 返回 `giftAllSites`,

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · CHANGELOG.md (reported line 34)May include surrounding context.

md
不再停在报价等确认。费用在报告返回的 `charges` 字段透明展示(采集/分析/合计/余额前后)。
- 免确认与否**只认服务端报价返回的 `autoConfirm` 布尔**:服务端策略前 N 次付费生成不看金额上限
  (新用户赠送积点按设计覆盖「3 页采集 + 一份 VOC」);用户自设阈值优先、显式要求「每次先问」
  时仍先报价;余额不足不自动。客户端不再从 `autoConfirmNote` 文案或 `autoConfirmRemaining`
  自行推断——文案匹配会把 Free 小额提示里的「先确认」误判成用户要求每次询问,恰好挡住新用户。
- 采集报价同口径扣除服务端 `trialFreePages`(首次采集试用免费页),避免新用户被误报「积点不足」。
- 非美国站:服务端 `credits.gift` 策略下用户首次采集不限站点,`credits/balance` 返回 `giftAllSites`,

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · CHANGELOG.md (reported line 41)May include surrounding context.

md
为 true 时赠送积点计入 `nonUsCollectCredits`、`siteNote` 为空;UK/DE/JP 卖家的第一份 VOC 同样一步直出。
- 余额不足仍在执行前拦截(402)并引导充值;定价以服务端配置为准,代码常量仅为兜底。
- 一致性:`analyze` 各类型(insight / keywords / trend / variant / compare)走同一口径,
  `autoConfirm=true` 即直接生成并返回 `charges`。
- 文档:移除所有写死的单价与合计示例。采集/分析单价与页数由后台 `pricing` 配置决定,
  一律以本次报价返回的 `credits` / `totalCredits` 为准,不得凭文档或记忆报数。

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · CHANGELOG.md (reported line 77)May include surrounding context.

md
- 能力层收窄:44 个专属包不再只是「声明窄」,包体 `scripts/ari.py` 同时按各自契约裁剪。
  构建期用 AST 删除文档未承诺的命令、它们的解析器注册块,以及只被它们引用的辅助函数与
  常量;专属包因此不再包含 `export`(任意路径写文件)、`autoconfirm`(撤销逐次确认)、
  `workbench`(改写差评处理状态)、`alerts`(标记预警已读)、`competitors`、`schedule`、
  `voc` / `analyze` / `charts` / `deepdive` 等母版命令。
- 新增运行期兜底闸:专属包在包内写入 `allowedCommands` 白名单,`ari.py`

Skill declares no tool scope ('permissions' or 'allowed-tools') but code capabilities were detected: env, file_write, network, shell.

Medium
Category
MCP Least Privilege
Confidence
70% confidence
Finding

Without declared permissions the skill's intent is opaque and cannot be validated.

Content

No source excerpt is available for this finding.

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 650)May include surrounding context.

python
}, "links": links()}, args.compact)


AUTOCONFIRM_MODE_NOTE = {
    "always_ask": "每次付费操作都会先报价、等你确认。",
    "user_limit": "{limit} 积点以内的操作直接生成,超过才问你。",
    "free_small": "免费版 {max} 积点以内的操作直接生成(用的是赠送积点)。",

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 680)May include surrounding context.

python
out = request_json("GET", "/api/v1/user/autoconfirm")
    if ok(out) and isinstance(data_of(out), dict):
        d = data_of(out)
        d["note"] = AUTOCONFIRM_MODE_NOTE.get(d.get("mode"), AUTOCONFIRM_MODE_NOTE["ask"]).format(
            limit=d.get("userLimit"), max=d.get("maxCredits"), remaining=d.get("remainingFreeRuns"))
    emit(out, args.compact)

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 680)May include surrounding context.

python
out = request_json("GET", "/api/v1/user/autoconfirm")
    if ok(out) and isinstance(data_of(out), dict):
        d = data_of(out)
        d["note"] = AUTOCONFIRM_MODE_NOTE.get(d.get("mode"), AUTOCONFIRM_MODE_NOTE["ask"]).format(
            limit=d.get("userLimit"), max=d.get("maxCredits"), remaining=d.get("remainingFreeRuns"))
    emit(out, args.compact)

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
92% confidence
Finding

This handler exposes account-wide automatic-confirmation policy changes, not merely listing-change monitoring. When reachable, an agent can enable future automatic spending without a distinct policy-change approval; this duplicates SDI-2 rather than adding a separate issue.

Content

Scanner excerpt · scripts/ari.py (reported line 659)May include surrounding context.

python
}


def cmd_autoconfirm(args):
    """免确认阈值:不带参数=查看;`autoconfirm 50`=50 积点以内不问;`autoconfirm off`=每次都问;`autoconfirm default`=恢复默认。"""
    value = (args.value or "").strip().lower()
    if value:

The skill can change account-wide automatic payment-confirmation settings, which is unrelated to listing-change alerts.

Medium
Category
Excessive Agency
Confidence
96% confidence
Finding

cmd_autoconfirm can change account-wide spending-confirmation policy through an authenticated PUT, without a separate approval step. This exceeds a listing-change alert skill's scope and can weaken payment safeguards for subsequent operations; CLI reachability depends on the unprovided command allowlist.

Content

No source excerpt is available for this finding.

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 660)May include surrounding context.

python
def cmd_autoconfirm(args):
    """免确认阈值:不带参数=查看;`autoconfirm 50`=50 积点以内不问;`autoconfirm off`=每次都问;`autoconfirm default`=恢复默认。"""
    value = (args.value or "").strip().lower()
    if value:
        if value in ("off", "ask", "0"):

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 660)May include surrounding context.

python
def cmd_autoconfirm(args):
    """免确认阈值:不带参数=查看;`autoconfirm 50`=50 积点以内不问;`autoconfirm off`=每次都问;`autoconfirm default`=恢复默认。"""
    value = (args.value or "").strip().lower()
    if value:
        if value in ("off", "ask", "0"):

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 660)May include surrounding context.

python
def cmd_autoconfirm(args):
    """免确认阈值:不带参数=查看;`autoconfirm 50`=50 积点以内不问;`autoconfirm off`=每次都问;`autoconfirm default`=恢复默认。"""
    value = (args.value or "").strip().lower()
    if value:
        if value in ("off", "ask", "0"):

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 672)May include surrounding context.

python
limit = int(value)
            except ValueError:
                emit(error_obj("ARI_BAD_ARGUMENT", 0, "参数不对",
                               "用法:autoconfirm 50(50 积点以内不问)/ autoconfirm off(每次都问)/ autoconfirm default(恢复默认)"),
                     args.compact)
                return
        out = request_json("PUT", "/api/v1/user/autoconfirm", {"limit": limit})

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 672)May include surrounding context.

python
limit = int(value)
            except ValueError:
                emit(error_obj("ARI_BAD_ARGUMENT", 0, "参数不对",
                               "用法:autoconfirm 50(50 积点以内不问)/ autoconfirm off(每次都问)/ autoconfirm default(恢复默认)"),
                     args.compact)
                return
        out = request_json("PUT", "/api/v1/user/autoconfirm", {"limit": limit})

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 672)May include surrounding context.

python
limit = int(value)
            except ValueError:
                emit(error_obj("ARI_BAD_ARGUMENT", 0, "参数不对",
                               "用法:autoconfirm 50(50 积点以内不问)/ autoconfirm off(每次都问)/ autoconfirm default(恢复默认)"),
                     args.compact)
                return
        out = request_json("PUT", "/api/v1/user/autoconfirm", {"limit": limit})

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 677)May include surrounding context.

python
return
        out = request_json("PUT", "/api/v1/user/autoconfirm", {"limit": limit})
    else:
        out = request_json("GET", "/api/v1/user/autoconfirm")
    if ok(out) and isinstance(data_of(out), dict):
        d = data_of(out)
        d["note"] = AUTOCONFIRM_MODE_NOTE.get(d.get("mode"), AUTOCONFIRM_MODE_NOTE["ask"]).format(

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 1891)May include surrounding context.

python
p.set_defaults(fn=cmd_check)

    p = sub.add_parser("autoconfirm", parents=[common],
                       help="免确认阈值:autoconfirm 50 / autoconfirm off / autoconfirm default;不带参数查看")
    p.add_argument("value", nargs="?", default="")
    p.set_defaults(fn=cmd_autoconfirm)

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 1891)May include surrounding context.

python
p.set_defaults(fn=cmd_check)

    p = sub.add_parser("autoconfirm", parents=[common],
                       help="免确认阈值:autoconfirm 50 / autoconfirm off / autoconfirm default;不带参数查看")
    p.add_argument("value", nargs="?", default="")
    p.set_defaults(fn=cmd_autoconfirm)

Autonomous Decision Making

Medium
Category
Excessive Agency
Confidence
85% confidence
Finding

Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.

Content

Scanner excerpt · scripts/ari.py (reported line 1891)May include surrounding context.

python
p.set_defaults(fn=cmd_check)

    p = sub.add_parser("autoconfirm", parents=[common],
                       help="免确认阈值:autoconfirm 50 / autoconfirm off / autoconfirm default;不带参数查看")
    p.add_argument("value", nargs="?", default="")
    p.set_defaults(fn=cmd_autoconfirm)