CVE-2026-85522CWE-119CWE-125

CVE-2026-85522

Medium · published September 4, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
40.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
6.9 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00496 · 40.7th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-125 · Out-of-bounds Read
Published
2026-09-04T18:17Z
References (9)
https://github.com/valkey-io/valkey/ · [email protected]https://github.com/valkey-io/valkey/commit/f4dc3ca09eb650c2fe14060090a41c524eca803f · [email protected]https://github.com/valkey-io/valkey/issues/4207 · [email protected]https://github.com/valkey-io/valkey/pull/4210 · [email protected]https://github.com/valkey-io/valkey/releases/tag/9.1.1 · [email protected]https://vuldb.com/cve/CVE-2026-85522 · [email protected]https://vuldb.com/submit/895119 · [email protected]https://vuldb.com/vuln/398707 · [email protected]https://vuldb.com/vuln/398707/cti · [email protected]
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 13:45Z
    valkey-io valkey Slot Migration cluster_migrateslots.c createSlotImportJob out-of-bounds
    cvelistv5