CVE-2024-34507 - Vulnerability Details - OpenCVE

An issue was discovered in includes/CommentFormatter/CommentParser.php in MediaWiki before 1.39.7, 1.40.x before 1.40.3, and 1.41.x before 1.41.1. XSS can occur because of mishandling of the 0x1b character, as demonstrated by Special:RecentChanges#%1b0000000.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Fedoraproject	Fedora
Mediawiki	Mediawiki

Configuration 1 [-]

OR	cpe:2.3:a:mediawiki:mediawiki::::::::
	cpe:2.3:a:mediawiki:mediawiki::::::::
	cpe:2.3:a:mediawiki:mediawiki::::::::

Configuration 2 [-]

cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/
https://nvd.nist.gov/vuln/detail/CVE-2024-34507
https://phabricator.wikimedia.org/T355538
https://www.cve.org/CVERecord?id=CVE-2024-34507

History

Tue, 17 Jun 2025 17:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Fedoraproject Fedoraproject fedora Mediawiki Mediawiki mediawiki
CPEs		cpe:2.3:a:mediawiki:mediawiki:::::::: cpe:2.3:o:fedoraproject:fedora:40:::::::*
Vendors & Products		Fedoraproject Fedoraproject fedora Mediawiki Mediawiki mediawiki

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-05-05T00:00:00

Updated: 2024-08-02T02:51:11.465Z

Reserved: 2024-05-05T00:00:00

Link: CVE-2024-34507

Vulnrichment

Updated: 2024-08-02T02:51:11.465Z

NVD

Status : Analyzed

Published: 2024-05-05T19:15:07.307

Modified: 2025-06-17T16:37:39.013

Link: CVE-2024-34507

Redhat

Severity : Moderate

Publid Date: 2024-05-05T00:00:00Z

Links: CVE-2024-34507 - Bugzilla

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