CVE-2026-82677

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.

CVSS v3 2.4 LOW
CVSS v2.0 3.3 LOW

2.4^/10

CVSS v3 : LOW

Vector :

Exploitability : 0.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

3.3^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:L/Au:M/C:N/I:N/A:P

Exploitability : 6.4 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication MULTIPLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/user-attachments/files/30118801/PoC.zip
https://github.com/valkey-io/valkey/
https://github.com/valkey-io/valkey/commit/b349fe2821e3998534b1454c1b64a478daf8c6b7
https://github.com/valkey-io/valkey/issues/4200
https://github.com/valkey-io/valkey/pull/4211
https://vuldb.com/cve/CVE-2026-82677
https://vuldb.com/submit/893959
https://vuldb.com/vuln/397172
https://vuldb.com/vuln/397172/cti
https://github.com/valkey-io/valkey/issues/4200
https://vuldb.com/submit/893959

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-31 10:16

Updated : 2026-08-31 20:56

NVD link : CVE-2026-82677

Mitre link : CVE-2026-82677

CVE.ORG link : CVE-2026-82677

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-415

Double Free

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