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.

• CWE-119
• CWE-415

• 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

Published

Aug 31, 2026

Last Modified

Aug 31, 2026

Status

Deferred

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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