Redis is an in-memory data structure store. In versions of redis-server up to 8.6.3, the RESTORE command does not properly validate serialized values. An authenticated attacker with permission to execute RESTORE can supply a crafted serialized payload that triggers invalid memory access and may lead to remote code execution. A workaround is to restrict access to the RESTORE command with ACL rules. This is patched in version 8.6.3.
CVSS Details
- CVSS 4.0 Base Score: 7.7 (HIGH)
- CVSS 4.0 Vector: (CVSS:4.0/AV:N/AC:H/AT:N/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)
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade redis-develUpgrade valkeyUpgrade redis-docUpgrade redisUpgrade valkey-devel | Jun 16, 2026 | Jun 4, 2026 |
| Alpine Linux | — | Upgrade redisUpgrade valkey | May 15, 2026 | May 5, 2026 |
| Amazon_linux_2023 | — | Upgrade valkey-debuginfoUpgrade valkeyUpgrade valkey-debugsourceUpgrade valkey-devel | May 28, 2026 | May 5, 2026 |
| Debian | — | Upgrade redis | Jul 15, 2026 | Jul 15, 2026 |
| Redhat_linux | — | Upgrade valkey-debugsourceUpgrade redis-debugsourceUpgrade redis-docUpgrade valkey-develUpgrade valkey-debuginfoUpgrade redis-develUpgrade redisUpgrade valkeyUpgrade redis-debuginfo | Jun 8, 2026 | May 5, 2026 |
| Redislabs Redis | — | Upgrade RedisLabs Redis to version 8.6.3 | May 8, 2026 | May 5, 2026 |
| Rocky_linux | — | Upgrade redis-develUpgrade redis-debuginfoUpgrade redis-debugsourceUpgrade valkey-develUpgrade valkey-debugsourceUpgrade valkeyUpgrade valkey-debuginfoUpgrade redis | Jun 17, 2026 | Jun 13, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jun 29, 2026 | May 5, 2026 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub