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CVE-2026-34090

🗓️ 05 Jun 2026 19:38:26Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 2 Views

CVE-2026-34090 exposes sensitive data to unauthorized actors in Wikimedia CheckUser before version 1.45.2.

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Refs
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Family
CNNVD
Wikimedia CheckUser 信息泄露漏洞
11 May 202600:00
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11 May 202614:50
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CVE-2026-34090 Suggested investigations: Handle suppressed usernames
11 May 202614:50
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CVE-2026-34090
11 May 202614:50
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EUVD
EUVD-2026-29062
11 May 202618:31
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CVE-2026-34090
11 May 202616:17
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OSV
DEBIAN-CVE-2026-34090
3 Apr 202609:00
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OSV
UBUNTU-CVE-2026-34090
11 May 202616:17
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Positive Technologies
PT-2026-33204
3 Apr 202600:00
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CVE-2026-34090
11 May 202616:17
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05 Jun 2026 19:38Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.17.5
CVSS 44.8
EPSS0.00035
SSVC
2