CVE-2026-34090

Summary

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation CheckUser.

This issue affects CheckUser: from 1.45.0 before 1.45.2.

Affected Software

VendorProductVersion RangeStatus
Wikimedia FoundationCheckUser1.45.0 < 1.45.2affected

Weaknesses

  • CWE-200: CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References