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CVE-2026-62898

7.5 high SSVC exploitation: none Analyzed
NVD · CVE.org

Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 4

  1. Cpes+3 CPE criteria (now 3)NVD modified 2026-10-28 21:17
  2. StatusPublished → AnalyzedNVD modified 2026-10-28 21:17
  3. CVSS7.5 (v3.1, CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C) → 7.5 (v3.1, CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)NVD modified 2026-10-28 21:17
  4. First seenCVSS 7.5 · microsoftNVD modified 2026-10-21 20:54

Affected (CPE criteria) 3

  • cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*

References 1