What’s Vulnerable › Vulnerabilities

CVE-2026-103440: pagetriagelist discloses suppressed reviewer usernames

• Severity: low (CVSS 1.2 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-30 · updated 2026-09-30
• Weakness: CWE-202

Description

Exposure of sensitive information through data queries vulnerability in The Wikimedia Foundation MediaWiki PageTriage extension allows Information Elicitation. This issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.

Affected products

• The Wikimedia Foundation MediaWiki PageTriage extension: 1.46, 1.45, 1.43

References

• https://gerrit.wikimedia.org/r/q/I4bdd5f5be95ed5d02c504784fb31da4e5de59da6
• https://phabricator.wikimedia.org/T435623

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