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CVE-2026-103442

MergeAccount PHP object injection via session-key substitution

HIGH
7.2
CVSS Score
Published: September 30, 2026 at 04:09 PM UTC
Updated: September 30, 2026 at 04:27 PM UTC
1 product affected across 1 vendorCentralAuth

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Severity
HIGH7.2
Exploit prediction
EPSS 0.3%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
https://gerrit.wikimedia.org/r/q/I9c59e5c3f217c1eaa02934a076604049bac2b025
Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
https://phabricator.wikimedia.org/T435624

CVSS

7.2HIGHwikimedia-foundation
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-15

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