CVE-2026-82677

valkey-io valkey Module Timer module.c moduleTimerHandler double free

LOW
2.4
CVSS Score
Published: August 31, 2026 at 10:00 AM UTC
Updated: August 31, 2026 at 09:06 PM UTC
1 product affected across 1 vendorValkey

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Severity
LOW2.4
Exploit prediction
EPSS 0.3%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (9)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/397172
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/397172/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-82677
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/893959
Issue TrackingPatch
Source: cverecord
https://github.com/valkey-io/valkey/pull/4211

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

2.4LOWVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-415CWE-119

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