GHSA-9jh5-qf84-x6pr
Contao: Possible cookie sharing with external domains while checking protected pages for broken links
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Packagist | contao/core-bundle | >= 4.9.0, < 4.13.40 | 4.13.40 |
| Packagist | contao/core-bundle | >= 5.0.0-RC1, < 5.3.4 | 5.3.4 |
Details
As written in the advisory (Markdown source, shown as plain text).
### 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).
References
External links from the advisory. They lead to third-party sites.
- https://github.com/contao/contao/security/advisories/GHSA-9jh5-qf84-x6pr
- https://nvd.nist.gov/vuln/detail/CVE-2024-28235
- https://github.com/contao/contao/commit/73a2770e2d3535ec9f1b03d54be00e56ebb8ff16
- https://github.com/contao/contao/commit/79b7620d01ce8f46ce2b331455e0d95e5208de3d
- https://contao.org/en/security-advisories/session-cookie-disclosure-in-the-crawler
- https://github.com/contao/contao
- https://github.com/contao/contao/blob/14e9ef4bc8b82936ba2d0e04164581145a075e2a/core-bundle/src/Resources/contao/classes/Crawl.php#L129