CVE-2026-8857

EUVD-2026-41023
A vulnerability in Wikimedia Foundation timeline.

 This vulnerability is associated with program files scripts/EasyTimeline.Pl, includes/Timeline.Php.



This issue affects timeline: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 71.5%
Affected Products (NVD)
VendorProductVersion
mediawikimediawiki
1.43.0 ≤
𝑥
< 1.43.9
mediawikimediawiki
1.44.0 ≤
𝑥
< 1.44.6
mediawikimediawiki
1.45.0 ≤
𝑥
< 1.45.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://phabricator.wikimedia.org/T426631