CVE-2026-82677

Low

Description

A vulnerability was determined in valkey-io valkey 9.1.0. Impacted is the function moduleTimerHandler of the file src/module.c of the component Module Timer Subsystem. This manipulation causes double free. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: b349fe2821e3998534b1454c1b64a478daf8c6b7. To fix this issue, it is recommended to deploy a patch.

SeverityLow

CVSS2.4

Exploit probability—

ProductValkey

PublishedAug 31, 2026

First seenAug 31, 2026

Weakness typeCWE-415CWE-415 CWE-119Memory buffer bounds error

How to fix

Patches

github.com/valkey-io/valkey/pull/4211
github.com/valkey-io/valkey/commit/b349fe2821e3998534b1454c1b64a478daf8c6b7

Affected products

Product	Affected versions	Fixed in
valkey-io valkey	9.1.0	—

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