CVE-2024-28235

MEDIUM EPSS 48.8%

Published Apr 9, 20242y ago · Modified Jun 17, 20262w ago

6.5 CVSS 3.1

Medium

Published Apr 9, 2024 2y ago

Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score

6.5

Exploitability

2.8

Impact

3.6

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope Unchanged

Confidentiality High

Integrity None

Availability None

Threat Intelligence

EPSS Exploit Probability

48.8% percentile

Exploit & Patch Status

No Known Exploit

Patch Available

Weaknesses 1

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor Information Exposure

Affected Products 2

Vendor	Product	Version	Range
contao	contao	*	≥4.9.0 – <4.13.40
contao	contao	*	≥5.0.0 – <5.3.4

References 5

contao.org https://contao.org/en/security-advisories/session-cookie-disclosure-in-the-crawler

Vendor Advisory
github.com https://github.com/contao/contao/blob/14e9ef4bc8b82936ba2d0e04164581145a075e2a/core-bundle/src/Resources/contao/classes/Crawl.php#L129

Product
github.com https://github.com/contao/contao/commit/73a2770e2d3535ec9f1b03d54be00e56ebb8ff16

Patch
github.com https://github.com/contao/contao/commit/79b7620d01ce8f46ce2b331455e0d95e5208de3d

Patch
github.com https://github.com/contao/contao/security/advisories/GHSA-9jh5-qf84-x6pr

Vendor Advisory

Remediation

github.com https://github.com/contao/contao/commit/73a2770e2d3535ec9f1b03d54be00e56ebb8ff16

Patch
github.com https://github.com/contao/contao/commit/79b7620d01ce8f46ce2b331455e0d95e5208de3d

Patch