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CVE-2026-63639

Valkey

Description

Valkey is a distributed key-value database. Prior to 7.2.14, 8.0.10, 8.1.9, 9.0.5, and 9.1.1, Valkey-s RESTORE command accepts a malformed RDB stream payload that assigns one Pending Entry List NACK to multiple consumers during stream consumer-group deserialization, causing a use-after-free when one consumer is deleted while another still references the shared NACK and potentially allowing remote code execution. This issue is fixed in versions 7.2.14, 8.0.10, 8.1.9, 9.0.5, and 9.1.1.

CVSS 8.8EPSS 0.8880000000000001%Risk 0.95
View source
Published
2026-08-18 15:16:56
Affected versions
<7.2.14, <8.0.10, <8.1.9, <9.0.5, <9.1.1
Type
Library
Last modified
2026-08-20 19:16:57
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H