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GHSA-qqwr-j9mm-fhw6

MEDIUM

deno_doc's HTML generator vulnerable to Cross-site Scripting

Also known asCVE-2024-32468
Published
Nov 25, 2024
Updated
Nov 25, 2024
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed

EPSS Exploitation Probability

via FIRST.org ↗
0.3%probability of exploitation in next 30 days
Lower Risk24th percentile+0.23%
0.00%0.28%0.55%0.83%0.0%0.3%Dec 25Apr 26Jun 26

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Blast Radius

1 pkg affected
🦀deno_doc

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects crates.io packages — download data is not available via public APIs for these ecosystems.

Description

Summary

Several cross-site scripting vulnerabilities existed in the deno_doc crate which lead to Self-XSS with deno doc --html.

Details & PoC

1.) XSS in generated search_index.js

deno_doc outputed a JavaScript file for searching. However, the generated file used innerHTML on unsanitzed HTML input.

https://github.com/denoland/deno_doc/blob/dc556c848831d7ae48f3eff2ababc6e75eb6b73e/src/html/templates/pages/search.js#L120-L144

2.) XSS via property, method and enum names

deno_doc did not sanitize property names, method names and enum names.

Impact

The first XSS most likely didn't have an impact since deno doc --html is expected to be used locally with own packages.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🦀crates.iodeno_docall versions0.119.0

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for deno_doc. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update deno_doc to 0.119.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-qqwr-j9mm-fhw6 is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-qqwr-j9mm-fhw6 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-qqwr-j9mm-fhw6. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

### Summary Several cross-site scripting vulnerabilities existed in the `deno_doc` crate which lead to Self-XSS with `deno doc --html`. ### Details & PoC 1.) XSS in generated `search_index.js` `deno_doc` outputed a JavaScript file for searching. However, the generated file used `innerHTML` on unsanitzed HTML input. https://github.com/denoland/deno_doc/blob/dc556c848831d7ae48f3eff2ababc6e75eb6b73e/src/html/templates/pages/search.js#L120-L144 2.) XSS via property, method and enum names `deno_doc` did not sanitize property names, method names and enum names. ### Impact The first XSS most
O3 Security · Impact-Aware SCA

Is GHSA-qqwr-j9mm-fhw6 in your dependencies?

O3 detects GHSA-qqwr-j9mm-fhw6 across crates.io dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.