CVE-2024-34507

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-34507
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.

7.4 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/ Third Party Advisory
https://phabricator.wikimedia.org/T355538 Exploit Issue Tracking Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/ Third Party Advisory
https://phabricator.wikimedia.org/T355538 Exploit Issue Tracking Vendor Advisory
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

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

17 Jun 2025, 16:37

Type Values Removed Values Added
CPE cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/ - Third Party Advisory
References () https://phabricator.wikimedia.org/T355538 - () https://phabricator.wikimedia.org/T355538 - Exploit, Issue Tracking, Vendor Advisory
First Time Mediawiki
Mediawiki mediawiki
Fedoraproject
Fedoraproject fedora

21 Nov 2024, 09:18

Type Values Removed Values Added
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/ -
References () https://phabricator.wikimedia.org/T355538 - () https://phabricator.wikimedia.org/T355538 -

03 Jul 2024, 02:00

Type Values Removed Values Added
CWE CWE-80
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.4

10 Jun 2024, 17:16

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/ -
Summary
  • (es) Se descubrió un problema en include/CommentFormatter/CommentParser.php en MediaWiki antes de 1.39.7, 1.40.x antes de 1.40.3 y 1.41.x antes de 1.41.1. XSS puede ocurrir debido a un mal manejo del carácter 0x1b, como lo demuestra Special:RecentChanges#%1b0000000.

05 May 2024, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-05 19:15

Updated : 2025-06-17 16:37

NVD link : CVE-2024-34507

Mitre link : CVE-2024-34507

CVE.ORG link : CVE-2024-34507

JSON object : View

Products Affected

fedoraproject

  • fedora

mediawiki

  • mediawiki
CWE
CWE-80

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)