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CVE-2025-46817
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.
This record: live connection— last retrieved: 7 November 2026 at 14:22.
Vendor
Published
3 October 2025
Last modified
19 October 2026
Taken directly from NVD, CISA or the vendor — sometimes in English, unchanged from the source.
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:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
LOCAL
Privileges required
LOW
User interaction
NONE
Confidentiality
High
Integrity
High
Availability
High
Probability of exploitation within 30 days
3.9%
Percentile
90e
Source: FIRST.org, updated on 6 November 2026.
Patch ProLeiT-2025-001 includes a fix to reduce the risk of exploit: • Install the patch to disable the eval commands in Redis on: o Application Server o VisuHub o Engineering Workstations o Workstation with emergency mode functionality • The patch ProLeiT-2025-001 is available via ProLeiT Support: https://www.proleit.com/support/ • Force usage of secure Redis configuration templates in system settings as documented in the patch manual. • Restart all patched Servers and Workstations
Our own interpretation and context for the source data above.
IACS Radar assessment
Our own interpretation and context for this vulnerability — not an official source.
IACS Radar priority score
Based on CVSS 7.0, EPSS 3.9%, industrial relevance 55/100.
Combines CVSS, EPSS, KEV status, industrial relevance and exposure relevance — a complement to, not a replacement for, the individual scores below and above.
Conditions for exploitation
Operational impact & energy relevance
Possible loss of visibility of or control over the process upon successful exploitation.
Assessed as relevant to the energy sector based on: Vermeld in een officiële CISA ICS Advisory, wat directe relevantie voor industriële besturingssystemen bevestigt. Vendor "Schneider Electric" is a known supplier of equipment for the energy sector.
Recommended defensive measures
Industrial relevance score
Classification is provisional; manual verification by an OT security analyst is recommended.
Classified by IACS Radar-analysepijplijn (geautomatiseerd) on 7 November 2026.
IEC 62443 mapping
Automatic IACS Radar assessment based on the reported CWE weakness classification; not an official certification statement.