Contao: Possible cookie sharing with external domains while checking protected pages for broken links
### Impact If the crawler is set to crawl protected pages, it sends the cookie header to externals URLs. ### Patches Update to Contao 4.13.40 or 5.3.4. ### Workarounds Disable crawling protected pages. ### References https://contao.org/en/security-advisories/session-cookie-disclosure-in-the-crawler ### For more information If you have any questions or comments about this advisory, open an issue in [contao/contao](https://github.com/contao/contao/issues/new/choose).
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2024-28235US | medium6.5 | — | ||
Contao is an open source content management system. Starting in version 4.9.0 and prior to versions 4.13.40 and 5.3.4, when checking for broken links on protected pages, Contao sen… | ||||
references
External citations — patches, advisories, analysis.
- https://contao.org/en/security-advisories/session-cookie-disclosure-in-the-crawlerWEB
- https://github.com/contao/contaoPACKAGE
- https://github.com/contao/contao/blob/14e9ef4bc8b82936ba2d0e04164581145a075e2a/core-bundle/src/Resources/contao/classes/Crawl.php#L129WEB
- https://github.com/contao/contao/commit/73a2770e2d3535ec9f1b03d54be00e56ebb8ff16WEB
- https://github.com/contao/contao/commit/79b7620d01ce8f46ce2b331455e0d95e5208de3dWEB
- https://github.com/contao/contao/security/advisories/GHSA-9jh5-qf84-x6prWEB
- https://nvd.nist.gov/vuln/detail/CVE-2024-28235ADVISORY
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