Medium severity5.3NVD Advisory· Published Jan 20, 2023· Updated Jun 17, 2026
CVE-2023-22912
CVE-2023-22912
Description
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. CheckUser TokenManager insecurely uses AES-CTR encryption with a repeated (aka re-used) nonce, allowing an adversary to decrypt.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*range: <1.35.9
- cpe:2.3:a:mediawiki:mediawiki:1.39.0:-:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.39.0:rc0:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.39.0:rc1:*:*:*:*:*:*
- (no CPE)range: <1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1
- (no CPE)
Patches
Vulnerability mechanics
References
1- phabricator.wikimedia.org/T315123nvdExploitIssue TrackingPatchVendor Advisory
News mentions
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