2.1
Low
CVE-2026-82631 A security flaw has been discovered in valkey-io valkey 9.1.0
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| valkey | 9.1.0 | No fix stated |
Other CVEs of valkey
The 9 CVEs of valkey →
CVE-2026-86227
A weakness has been identified in valkey-io valkey up to 9.0.5/9.1.1
2.3
Low
CVE-2026-85522
A vulnerability was detected in valkey-io valkey up to 9.5.4/9.1.0
6.9
Medium
CVE-2026-82677
A vulnerability was determined in valkey-io valkey 9.1.0
4.8
Medium
CVE-2026-63639
Valkey is a distributed key-value database
8.8
High