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CVE-2026-23961

🗓️ 22 Jan 2026 01:47:36Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 10 Views

CVE-2026-23961: Mastodon remote suspension bypass can reveal posts from suspended users in timelines.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-23961
22 Jan 202601:47
attackerkb
Circl
CVE-2026-23961
22 Jan 202605:14
circl
CNNVD
Mastodon security vulnerabilities
22 Jan 202600:00
cnnvd
Cvelist
CVE-2026-23961 Mastodon may allow a remote suspension bypass
22 Jan 202601:47
cvelist
EUVD
EUVD-2026-4207
22 Jan 202601:47
euvd
NVD
CVE-2026-23961
22 Jan 202602:15
nvd
OSV
BIT-MASTODON-2026-23961 Mastodon may allow a remote suspension bypass
3 Feb 202608:44
osv
OSV
CVE-2026-23961 Mastodon may allow a remote suspension bypass
22 Jan 202601:47
osv
Positive Technologies
PT-2026-3898
22 Jan 202600:00
ptsecurity
Positive Technologies
PT-2026-6339
3 Feb 202600:00
ptsecurity
Rows per page
NVD
Vulners
Node
OR
joinmastodonmastodonRange4.4.04.4.12
OR
joinmastodonmastodonRange4.5.04.5.5
[
  {
    "vendor": "mastodon",
    "product": "mastodon",
    "versions": [
      {
        "version": "< 4.3.18",
        "status": "affected"
      },
      {
        "version": ">= 4.4.0, < 4.4.12",
        "status": "affected"
      },
      {
        "version": ">= 4.5.0, < 4.5.5",
        "status": "affected"
      }
    ]
  }
]

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02 Feb 2026 20:29Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.15.3
EPSS0.00027
SSVC
10