High severity · published Oct 3, 2025
CVE-2025-46817
Lua library commands may lead to integer overflow and potential RCE
8.8
CVSS
3.9%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.9% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RE
Redis · Redis
< 8.2.2 · source: vendor, NVD
In the news
VulnerabilityCritical
Schneider Electric Plant iT/Brewmaxx
View CSAF
Summary
Successful exploitation of these vulnerabilities could risk privilege escalation, which could result in remote code execution.
The following versions of Schneider Electric Plant iT/Brewmaxx are affected:
Plant iT/Brewmaxx 9.60_and_above (CVE-2025-49844, CVE-2025-46817, CVE-2025-46818, CVE-2025-46819)
CVSS
Vendor
Equipment
Vulnerabilities
v3 9.9
Schneider Electric
Schneider Electric Plant iT/Brewmaxx
Use After Free, Integer Overflow or Wraparound, Improper Control of Generation of Code ('Code Injection')
Background
Critical Infrastructure Sectors: Energy, Critical Manufacturing, Commercial Facilities
Countries/Areas Deployed: Worldwide
Company Headquarters Location: France
Vulnerabilities
Expand All +
CVE-2025-49844
The affected product uses Redis, an open-source, in-memory database. Versions 8.2.1 and below allow an authenticated user to use a specially crafted Lua script to manipulate the garbage collector, trigger a use-after-free, and potentially lead to remote code execution.
View CVE Details
Affected Products
Schneider Electric Plant iT/Brewmaxx
Vendor: Schneider Electric
Product Version: Schneider Electric Plant iT/Brewmaxx: 9.60_and_above
Product Status: known_affected
Remediations
Mitigation Schneider Electric recommends users immediately apply the following mitigations to reduce the risk of exploit:
Mitigation Install P...
Mar 24, 2026·CISA Advisories
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-46817
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-46817
Patch
https://github.com/redis/redis/commit/fc9abc775e308374f667fdf3e723ef4b7eb0e3ca
Release Notes
https://github.com/redis/redis/releases/tag/8.2.2
Vendor Advisory
https://github.com/redis/redis/security/advisories/GHSA-m8fj-85cg-7vhp
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