MarkUp: Annotate webpages, prompt AI agents
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Risk Score
3.44
Risk Level:
Low
Recommendation:
🟢 LOW RISK — review
Top Risks
- <all_urls> host_permissions + content_scripts inject into every site visited, enabling broad page-content access.
- AI extension: page content is processed/exported to AI agents — privacy policy admits data collection and third-party sharing.
- Privacy policy lacks retention disclosure despite admitting data collection and third-party sharing.
- Small install base (614) with HIGH permission tier — tail attack surface if extension is later compromised or sold.
- No CSP declared (MV3 mitigates somewhat, but increases code-quality risk surface).
Evidence
- host_permissions <all_urls> + content_scripts <all_urls> manifest Extension injects content scripts on every URL; broad page-content reach paired with AI export functionality.
- AI extension processing page content store Description explicitly states exporting structured change requests to AI coding assistants.
- privacy_policy third_party_sharing=true, retention=false api Policy scoped to extension, acknowledges data collection and 3rd-party sharing but omits retention period.
- install_perm_anomaly small_install_high_perm=true api 614 installs with <all_urls> host permission; tail attack surface if extension is acquired.
- no CSP manifest content_security_policy is null; MV3 provides defaults but no explicit hardening declared.
- developer domain resolves, not throwaway api markupextension.com resolves and looks_throwaway=false; no bad-host or affiliate hits.
- code_findings_raw empty, obfuscation_score=0.0 crx 8 JS files scanned, no suspicious patterns detected, no external JS hosts.
- cve_findings_raw empty crx No bundled vulnerable libraries detected.
Permissions Breakdown
- activeTab low Scoped to user-initiated action on current tab only.
- storage low Local data persistence; low standalone risk.
- tabs medium Can read tab URLs and metadata across all tabs.
- clipboardWrite low Write-only clipboard; cannot read user clipboard data.
- <all_urls> (host_permissions) high Content scripts injected on every site; broad reach for annotation AI use case.
Pillar Scores
Permissions5.50
Reputation5.50
Network2.00
Webstore4.00
Maintenance0.00
Privacy2.00
Code Quality0.00
CVE Exposure0.00
Scoring History
| fsssiedxnb086ed64za nb086ed64zsssiedx | 3.77 | Low | review | 2026-09-09 |
| sssiedn6c8d3570dp727562726963xsx | 3.08 | Low | review | 2026-09-09 |
| v3.6 | 3.44 | Low | review | 2026-06-16 |
Bookkeeping
Rubric v3.6
Scored at 2026-06-16 07:28
Listing SHA
a614e6c9460e…
Force block
— not fired
Score recovered
no
Elapsed
21.9s