CVE-2026-81934
Redis TLS pending-data list use-after-free
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
Redis contains a use-after-free vulnerability in the 'tlsProcessPendingData()' function, which handles the TLS pending-data list if Redis is configured with TLS support. A remote, unauthenticated attacker may be able to execute arbitrary commands with the privileges of the Redis server. Fixed in Redis 8.2.9, 8.4.6, 8.6.6, 8.8.2, and 8.10.1.
| CWE | CWE-416 |
| Vendor | redis |
| Product | redis |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 27, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Redis / Redis
8.8.0
References
github.com: https://github.com/redis/redis/commit/6d088c335d5c3ec49a6c28486140b498e70b7834 github.com: https://github.com/v12-security/pocs/tree/main/redis/server_ssl raw.githubusercontent.com: https://raw.githubusercontent.com/redis/redis/8.2/00-RELEASENOTES raw.githubusercontent.com: https://raw.githubusercontent.com/redis/redis/8.4/00-RELEASENOTES raw.githubusercontent.com: https://raw.githubusercontent.com/redis/redis/8.6/00-RELEASENOTES raw.githubusercontent.com: https://raw.githubusercontent.com/redis/redis/8.8/00-RELEASENOTES raw.githubusercontent.com: https://raw.githubusercontent.com/redis/redis/8.10/00-RELEASENOTES