redis-server Lua use-after-free may allow remote code execution
CVE-2026-23631 is a use-after-free vulnerability in the Lua component of redis-server that may allow remote code execution. The vulnerability is categorized under CWE-416 (Use After Free). There is no CVSS score or detailed vendor advisory information available. No known exploits in the wild have been reported. Affected versions include Microsoft Azure Linux 3. 0 and related products. Patch status is not confirmed due to lack of vendor advisory or patch links.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Lua scripting engine within redis-server, potentially enabling remote code execution. The issue is tracked as CVE-2026-23631 and is associated with Microsoft products including Azure Linux 3.0. The vulnerability is classified under CWE-416. No official patch or remediation details have been provided by Microsoft Security Response Center at this time.
Potential Impact
If exploited, this vulnerability could allow an attacker to execute arbitrary code remotely on affected systems running vulnerable versions of redis-server with Lua scripting enabled. However, no known exploits in the wild have been reported, and the actual impact depends on the presence of vulnerable configurations and successful exploitation.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. Until an official fix is available, consider disabling Lua scripting in redis-server if feasible or restricting access to the redis-server instance to trusted networks only.
redis-server Lua use-after-free may allow remote code execution
Description
CVE-2026-23631 is a use-after-free vulnerability in the Lua component of redis-server that may allow remote code execution. The vulnerability is categorized under CWE-416 (Use After Free). There is no CVSS score or detailed vendor advisory information available. No known exploits in the wild have been reported. Affected versions include Microsoft Azure Linux 3. 0 and related products. Patch status is not confirmed due to lack of vendor advisory or patch links.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Lua scripting engine within redis-server, potentially enabling remote code execution. The issue is tracked as CVE-2026-23631 and is associated with Microsoft products including Azure Linux 3.0. The vulnerability is classified under CWE-416. No official patch or remediation details have been provided by Microsoft Security Response Center at this time.
Potential Impact
If exploited, this vulnerability could allow an attacker to execute arbitrary code remotely on affected systems running vulnerable versions of redis-server with Lua scripting enabled. However, no known exploits in the wild have been reported, and the actual impact depends on the presence of vulnerable configurations and successful exploitation.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. Until an official fix is available, consider disabling Lua scripting in redis-server if feasible or restricting access to the redis-server instance to trusted networks only.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_vex
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-23631
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a209840e29bf47b50ebe7b5
Added to database: 6/3/2026, 9:10:24 PM
Last enriched: 6/3/2026, 9:16:30 PM
Last updated: 6/4/2026, 4:39:34 AM
Views: 5
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