GHSA-5vgj-ggm4-fg62
pdoc embeds link to malicious CDN if math mode is enabled
Packages
Details
As written in the advisory (Markdown source, shown as plain text).
### Impact
Documentation generated with `pdoc --math` linked to JavaScript files from polyfill.io.
The polyfill.io CDN has been sold and now serves malicious code.
Users who produce documentation with math mode should update immediately. All other users are unaffected.
### Patches
This issue has been fixed in pdoc 14.5.1.
### References
https://github.com/mitmproxy/pdoc/pull/703
https://sansec.io/research/polyfill-supply-chain-attack
### Timeline
- **[2024-06-25]** https://sansec.io/research/polyfill-supply-chain-attack is published.
- **[2024-06-25 20:54 UTC]** Issue reported to the pdoc project by @adhintz.
- **[2024-06-25 21:33 UTC]** Patched version released.
- **[2024-06-25 21:37 UTC]** Security advisory published.
- **[2024-06-25 23:49 UTC]** CVE-2024-38526 assigned by GitHub.
References
External links from the advisory. They lead to third-party sites.
- https://github.com/mitmproxy/pdoc/security/advisories/GHSA-5vgj-ggm4-fg62
- https://nvd.nist.gov/vuln/detail/CVE-2024-38526
- https://github.com/mitmproxy/pdoc/pull/703
- https://github.com/mitmproxy/pdoc/commit/726b8f2e365fe8afeb3604a7c73d19b460395d58
- https://github.com/mitmproxy/pdoc
- https://sansec.io/research/polyfill-supply-chain-attack
- https://www.vicarius.io/vsociety/posts/polyfillio-in-pdoc-cve-2024-38526