MergeAccount PHP object injection via session-key substitution
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.2epss 0.3%
from disclosure to weapon0 days
Published on NVDSep 30
1st PoCSep 30
exploitation probability
0.3%top 81% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
External control of system or configuration setting vulnerability in The Wikimedia Foundation MediaWiki CentralAuth extension allows Code Injection.
This issue affects MediaWiki CentralAuth extension: 1.46, 1.45, and 1.43.
CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber
Affected products
The Wikimedia Foundation · MediaWiki CentralAuth extensionpublic PoCs found — 1
githubgithub.com/BomboBombone/CVE-2026-103442★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.