Paper/Archive/CVE-2026-103044

CVE-2026-103044

The Wikimedia Foundation Mediawiki - EasyTimeline extension — EasyTimeline should not serve image maps as application/xml

EPSS 0.4%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (ADP)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 37.8.378 × 207.6 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

XML injection (aka blind XPath injection) vulnerability in The Wikimedia Foundation Mediawiki - EasyTimeline extension allows XML Injection. This issue affects Mediawiki - EasyTimeline extension: before 1.46.1, 1.45.5, 1.43.10.

Affected

ProductAffectedFixed inSource

Mediawiki - EasyTimeline extension< 1.46.1, 1.45.5, 1.43.101.46.1, 1.45.5, 1.43.10CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refphabricator.wikimedia.org/T428006 refgerrit.wikimedia.org/r/c/mediawiki/extensions/timeline/+/1346078