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EUVD-2026-4208

🗓️ 22 Jan 2026 01:51:37Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 10 Views

Mastodon before 4.3.18, 4.4.12, and 4.5.5 allows unlimited poll options, risking denial of service; patched.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-23962
22 Jan 202601:51
attackerkb
circl
Circl
CVE-2026-23962
22 Jan 202605:07
circl
cnnvd
CNNVD
Mastodon security vulnerabilities
22 Jan 202600:00
cnnvd
cve
CVE
CVE-2026-23962
22 Jan 202601:51
cve
cvelist
Cvelist
CVE-2026-23962 Mastodon vulnerable to Denial of Service from a single post (client/server)
22 Jan 202601:51
cvelist
nvd
NVD
CVE-2026-23962
22 Jan 202603:15
nvd
osv
OSV
BIT-MASTODON-2026-23962 Mastodon vulnerable to Denial of Service from a single post (client/server)
3 Feb 202608:44
osv
ptsecurity
Positive Technologies
PT-2026-3900
22 Jan 202600:00
ptsecurity
ptsecurity
Positive Technologies
PT-2026-6340
3 Feb 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-23962
23 Jan 202606:19
redhatcve
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "e33c7a9f-d404-3642-93cf-1a1184260e10",
        "vendor": {
          "name": "mastodon"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "2cb8d9a9-d6f0-3c1b-888f-78d1834bc3e7",
        "product": {
          "name": "mastodon"
        },
        "product_version": "< 4.3.18"
      },
      {
        "id": "2ee672b5-994b-34fe-a32b-95cfe339834f",
        "product": {
          "name": "mastodon"
        },
        "product_version": "4.5.0, < 4.5.5"
      },
      {
        "id": "95b85a7c-3f94-3ef2-a8f1-e9ef8bf2d3b5",
        "product": {
          "name": "mastodon"
        },
        "product_version": "4.4.0, < 4.4.12"
      }
    ]
  }
]

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22 Jan 2026 21:35Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.5
EPSS0.00487
SSVC
10