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CVE-2024-28235

HIGH
Published 2024-04-09T15:50:56.531Z
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CVSS Score

V3.1
8.4
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.532
Higher than 53.2% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

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 sends the cookie header to external urls as well, the passed options for the http client are used for all requests. Contao versions 4.13.40 and 5.3.4 have a patch for this issue. As a workaround, disable crawling protected pages.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

contao

contao

Affected Versions:

>= 4.9.0, < 4.13.40 >= 5.0.0-RC1, < 5.3.4

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed HIGH

Contao: Possible cookie sharing with external domains while checking protected pages for broken links

GHSA-9jh5-qf84-x6pr

Advisory Details

### 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).

Affected Packages

Packagist contao/core-bundle
ECOSYSTEM: ≥4.9.0 <4.13.40
Packagist contao/core-bundle
ECOSYSTEM: ≥5.0.0-RC1 <5.3.4

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

References

WEB https://github.com/contao/contao/security/advisories/GHSA-9jh5-qf84-x6pr
ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-28235
WEB https://github.com/contao/contao/commit/73a2770e2d3535ec9f1b03d54be00e56ebb8ff16
WEB https://github.com/contao/contao/commit/79b7620d01ce8f46ce2b331455e0d95e5208de3d
WEB https://contao.org/en/security-advisories/session-cookie-disclosure-in-the-crawler
PACKAGE https://github.com/contao/contao
WEB https://github.com/contao/contao/blob/14e9ef4bc8b82936ba2d0e04164581145a075e2a/core-bundle/src/Resources/contao/classes/Crawl.php#L129

Advisory provided by GitHub Security Advisory Database. Published: April 9, 2024, Modified: April 9, 2024

References

https://github.com/contao/contao/security/advisories/GHSA-9jh5-qf84-x6pr
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/blob/14e9ef4bc8b82936ba2d0e04164581145a075e2a/core-bundle/src/Resources/contao/classes/Crawl.php#L129
Published: 2024-04-09T15:50:56.531Z
Last Modified: 2024-08-02T00:48:49.584Z
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