VulnerabilityDeferred
CVE-2026-82677
A vulnerability was determined in valkey-io valkey 9.1.0.
LOW 1.9EPSS 0.29%
Does this matter?
Lower severity and a low EPSS score (0.29%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 4.0
- 1.9 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.29% probability · 21th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-415
- Source
- cna@vuldb.com
References
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.