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CVE-2026-25243 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: May 6, 2026

Redis redis-server - Remote Code Execution

Published: May 5, 2026Updated: May 6, 2026Remote Exploitable

Overview

Redis redis-server <= 8.6.3 contains a remote code execution caused by improper validation of serialized values in the RESTORE command, letting authenticated attackers execute arbitrary code remotely, exploit requires RESTORE command permission.

Severity & Score

Severity: High

CVSS Score: 8.8

Impact

Authenticated attackers can execute arbitrary code remotely, potentially leading to full server compromise.

Mitigation

Update to version 8.6.3 or later.

References

https://github.com/redis/redis/security/advisories/GHSA-c8h9-259x-jff4
https://github.com/redis/redis/releases/tag/8.6.3

Related Resources

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Details

CVE ID: CVE-2026-25243
Severity: High
CVSS Score: 8.8
Type: remote_code_execution
Status: confirmed

CWE

CWE-122

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H