UpHeron
All vulnerabilities

Servers and applications

CVE-2025-49844

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 manipulate the garbage collector, trigger a use-after-free 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. To workaround this issue…

Severity
Critical 9.9
Published
3 Oct 2025
Last changed
19 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
6.2.20, 7.2.11, 7.4.6, 8.0.4, 8.2.2
Sources
NVD

Affected software

SoftwareAffected versions
RedisServers and applications · cpe:a:redis:redis
  • Every version before 6.2.20
  • From 7.0 before 7.2.11
  • From 7.4.0 before 7.4.6
  • From 8.0.0 before 8.0.4
  • From 8.2.0 before 8.2.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-49844
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-49844