Description
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.
References10
- github.com/redis/redis/commit/6d088c335d5c3ec49a6c28486140b498e…
- github.com/redis/redis/releases/tag/6.2.24
- github.com/redis/redis/releases/tag/7.2.16
- github.com/redis/redis/releases/tag/7.4.11
- github.com/redis/redis/releases/tag/8.10.1
- github.com/redis/redis/releases/tag/8.2.9
- github.com/redis/redis/releases/tag/8.4.6
- github.com/redis/redis/releases/tag/8.6.6
- github.com/redis/redis/releases/tag/8.8.2
- github.com/v12-security/pocs/tree/main/redis/server_ssl
Metrics
- CVSS 3.1
-
7.1
HIGH
Score source: CNA
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 4.0
-
7.5
HIGH
Score source: CNA
CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 42 · as of 8 November 2026
- CWE
- CWE-416
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.