{"id":"CVE-2026-25243","title":"Redis is an in-memory data structure store","summary":"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 seri…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-122","CWE-122"],"vendor":"redis","product":"redis","affected":["redis < 8.6.3"],"patched":["redis 8.6.3"],"published":"2026-05-05","updated":"2026-06-30","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-25243","references":[{"url":"https://github.com/redis/redis/releases/tag/8.6.3","label":"security-advisories@github.com"},{"url":"https://github.com/redis/redis/security/advisories/GHSA-c8h9-259x-jff4","label":"security-advisories@github.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:23229","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:25216","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:25219","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:25925","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:26008","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:26233","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:26306","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:26540","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:27716","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:27787","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:28139","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:28142","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:29817","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:33427","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/security/cve/CVE-2026-25243","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2466828","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25243.json","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}],"tags":["nvd","exploit-available"],"epss":0.03663,"epssPercentile":0.89152,"ingestedAt":"2026-07-01T09:50:45.532Z","exploits":{"github":3,"githubRepos":["https://github.com/dinosn/CVE-2026-25243","https://github.com/dinosn/CVE-2026-25243-debugfree","https://github.com/captain-woof/CVE-2026-25243"],"checkedAt":"2026-09-21T15:28:32.989Z"},"exploitAvailable":true,"slug":"CVE-2026-25243","body":"## Overview\n\nRedis 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.\n\n## Affected\n\n- `redis < 8.6.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `redis 8.6.3`","depth":"midnight","depthScore":61,"depthScoreParts":{"impact":48.4,"likelihood":0.7,"exploitation":12,"ransomware":0},"changes":[{"seq":5036,"id":"CVE-2026-25243","ts":1788887229992,"field":"exploit_available","old":"false","new":"true"},{"seq":3919,"id":"CVE-2026-25243","ts":1788886360681,"field":"exploit_available","old":"true","new":"false"},{"seq":2741,"id":"CVE-2026-25243","ts":1788883027443,"field":"exploit_available","old":"false","new":"true"},{"seq":1770,"id":"CVE-2026-25243","ts":1788882430474,"field":"exploit_available","old":"true","new":"false"},{"seq":876,"id":"CVE-2026-25243","ts":1788881863730,"field":"exploit_available","old":"false","new":"true"}]}