Critical severity · published Sep 29, 2026
CVE-2026-103044
EasyTimeline should not serve image maps as application/xml
9.8
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ME
Mediawiki - EasyTimeline extension · The Wikimedia Foundation
before 1.46.1, 1.45.5, 1.43.10 · source: vendor
Affected product
ME
Mediawiki - EasyTimeline extension
The Wikimedia Foundation