CVE-2026-85522

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    CVE-2026-85522

    Published: 4 Sept 2026Last Modified: 18 Sept 2026

    Summary: valkey-io valkey Slot Migration cluster_migrateslots.c createSlotImportJob out-of-bounds

    Details: A vulnerability was detected in valkey-io valkey up to 9.5.4/9.1.0. Affected by this vulnerability is the function createSlotImportJob of the file src/cluster_migrateslots.c of the component Slot Migration. The manipulation of the argument job_name results in out-of-bounds read. The attack can be executed remotely. The exploit is now public and may be used. Upgrading to version 9.0.5 and 9.1.1 addresses this issue. The patch is identified as f4dc3ca09eb650c2fe14060090a41c524eca803f. Upgrading the affected component is advised.

    References: https://github.com/valkey-io/valkey/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85522.json, https://nvd.nist.gov/vuln/detail/CVE-2026-85522, https://vuldb.com/cve/CVE-2026-85522, https://vuldb.com/submit/895119, https://vuldb.com/vuln/398707, https://github.com/valkey-io/valkey/issues/4207, https://vuldb.com/vuln/398707/cti, https://github.com/valkey-io/valkey/commit/f4dc3ca09eb650c2fe14060090a41c524eca803f, https://github.com/valkey-io/valkey/pull/4210, https://github.com/valkey-io/valkey/releases/tag/9.1.1

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 5018b12b0de2d2322a1bbf6b041c43740587c0f2
    Fixed -f4dc3ca09eb650c2fe14060090a41c524eca803f

    Affected versions

    9.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-85522 | CVE-DB