VULNERABILITY INTELLIGENCE

CVE-2026-82631

CVSS score2.2 LOW
EPSS probability0.36%
CISA KEVNot currently listed
Published2026-08-31
Last modified2026-08-31
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L

Description

A security flaw has been discovered in valkey-io valkey 9.1.0. The affected element is the function handleClientsBlockedOnKey of the file src/blocked.c of the component Blocked-on-keys Subsystem. The manipulation results in use after free. The attack may be performed from remote. A high complexity level is associated with this attack. The exploitability is described as difficult. The exploit has been released to the public and may be used for attacks. The patch is identified as b2fb0e13f5b4c8c2fb63dcfc2c37a067a0d6d20b. Applying a patch is advised to resolve this issue.

Weakness classification

  • cna@vuldb.com: CWE-119

Primary references