HTML Mangling Vulnerability in MediaWiki by Wikimedia Foundation
CVE-2017-8811

6.1MEDIUM

Key Information:

Vendor

Mediawiki
Status
Mediawiki Before 1.27.4, 1.28.x Before 1.28.3, And 1.29.x Before 1.29.2
Vendor
CVE Published:
15 November 2017

What is CVE-2017-8811?

The implementation of raw message parameter expansion in MediaWiki versions prior to 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 presents security weaknesses. This flaw allows for HTML mangling attacks that could manipulate content and potentially lead to malicious exploits. It is crucial for users of affected versions to apply the appropriate security updates to mitigate these risks.

Affected Version(s)

MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2

References

http://www.securitytracker.com/id/1039812
vdb-entryx_refsource_SECTRACK
https://lists.wikimedia.org/pipermail/mediawiki-announce/...
x_refsource_CONFIRM
https://www.debian.org/security/2017/dsa-4036
vendor-advisoryx_refsource_DEBIAN

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.