CVE-2020-25812

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-25812
An issue was discovered in MediaWiki 1.34.x before 1.34.4. On Special:Contributions, the NS filter uses unescaped messages as keys in the option key for an HTMLForm specifier. This is vulnerable to a mild XSS if one of those messages is changed to include raw HTML.

6.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b16b40a498b9/includes/specials/SpecialContributions.php#592 Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/
https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html Mailing List Vendor Advisory
https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html Mailing List Vendor Advisory
https://gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b16b40a498b9/includes/specials/SpecialContributions.php#592 Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/
https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html Mailing List Vendor Advisory
https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html Mailing List Vendor Advisory
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
History

21 Nov 2024, 05:18

Type Values Removed Values Added
References () https://gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b16b40a498b9/includes/specials/SpecialContributions.php#592 - Vendor Advisory () https://gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b16b40a498b9/includes/specials/SpecialContributions.php#592 - Vendor Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/ -
References () https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html - Mailing List, Vendor Advisory () https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html - Mailing List, Vendor Advisory
References () https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html - Mailing List, Vendor Advisory () https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html - Mailing List, Vendor Advisory

07 Nov 2023, 03:20

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/', 'name': 'FEDORA-2020-a4802c53d9', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/ -
Information

Published : 2020-09-27 21:15

Updated : 2024-11-21 05:18

NVD link : CVE-2020-25812

Mitre link : CVE-2020-25812

CVE.ORG link : CVE-2020-25812

JSON object : View

Products Affected

mediawiki

  • mediawiki

fedoraproject

  • fedora
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')