CyberSecBulletin

Valkey-io vulnerabilities

We track 6 vulnerabilities in Valkey-io products across 2 products. 6 are rated high or critical, and none are known to be exploited. The most recent was published on August 18, 2026.

6vulnerabilities
0critical
6high
0exploited
7.6average CVSS score

Latest Valkey-io vulnerabilities

  • 8.8 High severity

    valkey: Use After Free

    CVE-2026-63639Valkey-io

    Valkey is a distributed key-value database. Prior to 7.2.14, 8.0.10, 8.1.9, 9.0.5, and 9.1.1, Valkey's RESTORE command accepts a malformed RDB stream payload that assigns one Pending Entry List NACK to multiple consumers during stream consumer-group deserializ

  • 7.5 High severity

    valkey: Use After Free

    CVE-2026-56684Valkey-io

    Valkey is a distributed key-value database. Prior to 7.2.14, 8.0.10, 8.1.9, 9.0.5, and 9.1.1, Valkey's tlsProcessPendingData function iterates pending_list while an authenticated client can trigger CLIENT KILL, causing connTLSClose to delete the iterator's cac

  • 7.5 High severity

    Valkey-Bloom is a Rust based Valkey module which brings a Bloom Filter (Module) data type into…

    CVE-2026-21864Valkey-io

    Valkey-Bloom is a Rust based Valkey module which brings a Bloom Filter (Module) data type into the Valkey distributed key-value database. Prior to commit a68614b6e3845777d383b3a513cedcc08b3b7ccd, a specially crafted `RESTORE` command can cause Valkey to hit an

  • 7.5 High severity

    Valkey is a distributed key-value database.

    CVE-2026-27623Valkey-io

    Valkey is a distributed key-value database. Starting in version 9.0.0 and prior to version 9.0.3, a malicious actor with network access to Valkey can cause the system to abort by triggering an assertion. When processing incoming requests, the Valkey system doe

  • 7.5 High severity

    valkey: Out-of-bounds Read

    CVE-2026-21863Valkey-io

    Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious actor with access to the Valkey clusterbus port can send an invalid packet that may cause an out bound read, which might result in the system crashing. T

  • 7.1 High severity

    valkey: Improper Neutralization of Special Elements in Output Used by a Downstream Component

    CVE-2025-67733Valkey-io

    Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious user can use scripting commands to inject arbitrary information into the response stream for the given client, potentially corrupting or returning tamper