CVE-2025-46817

Lua library commands may lead to integer overflow and potential RCE

HIGH
8.8
CVSS Score
Published: October 3, 2025 at 05:52 PM UTC
Updated: October 19, 2026 at 05:10 PM UTC
1 product affected across 1 vendorRedis

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Severity
HIGH8.8
Exploit prediction
EPSS 4%
SSVC
No known exploit

Description

Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below allow an authenticated user to use a specially crafted Lua script to cause an integer overflow and potentially lead to remote code execution The problem exists in all versions of Redis with Lua scripting. This issue is fixed in version 8.2.2.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 6.2.207.0 ≤ v < 7.2.117.4.0 ≤ v < 7.4.68.0.0 ≤ v < 8.0.48.2.0 ≤ v < 8.2.2
Affected range stops below 8.2.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

x_refsource_CONFIRMVendor Advisory
Source: cverecord
https://github.com/redis/redis/security/advisories/GHSA-m8fj-85cg-7vhp
x_refsource_MISCRelease Notes
Source: cverecord
https://github.com/redis/redis/releases/tag/8.2.2

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-190

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