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valkey vulnerabilities

Vulnerabilities published for valkey in the last 30 days: 0. Listed in the KEV catalogue: 0.

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Vulnerabilities: 3

  1. CVE-2026-86227

    Low · CVSS 2.3EPSS 0.52%No fix published

    valkey-io valkey kvstore.c kvstoreGetHashtable out-of-bounds

    A weakness has been identified in valkey-io valkey up to 9.0.5/9.1.1. This affects the function kvstoreGetHashtable of the file src/kvstore.c. This manipulation of the argument didx causes out-of-bounds read. It is possible to initiate the attack remotely. The attack is considered to have high complexity. It is indicated that the exploitability is difficult. The exploit has been made available to the public and could be used for attacks. Patch name: 4691888e7fab3df128f0bde5750c9fde2ae552fa. To fix this issue, it is recommended to deploy a patch. Exploitation requires cluster mode plus attacker-controlled dump.rdb at startup (data-dir write ac

    valkeyOperating systems Databases
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

  2. CVE-2026-82677

    Medium · CVSS 4.8EPSS 0.52%No fix published

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

    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.

    valkeyOperating systems Databases
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

  3. CVE-2026-82631

    Low · CVSS 2.1EPSS 0.55%No fix published

    valkey-io valkey Blocked-on-keys blocked.c handleClientsBlockedOnKey use after free

    A security flaw has been discovered in valkey-io valkey 9.1.0. The affected element is the function handleClientsBlockedOnKey of the file src/blocked.c of the component Blocked-on-keys Subsystem. The manipulation results in use after free. The attack may be performed from remote. A high complexity level is associated with this attack. The exploitability is described as difficult. The exploit has been released to the public and may be used for attacks. The patch is identified as b2fb0e13f5b4c8c2fb63dcfc2c37a067a0d6d20b. Applying a patch is advised to resolve this issue.

    valkeyOperating systems Databases
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

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