{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-12704","assignerOrgId":"57da9224-a3e2-4646-9d0e-c4dc2e05e7da","state":"PUBLISHED","assignerShortName":"GRAFANA","dateReserved":"2026-06-19T10:24:45.152Z","datePublished":"2026-09-02T16:05:42.965Z","dateUpdated":"2026-09-03T08:07:34.086Z"},"containers":{"cna":{"providerMetadata":{"orgId":"57da9224-a3e2-4646-9d0e-c4dc2e05e7da","shortName":"GRAFANA","dateUpdated":"2026-09-03T08:07:34.086Z"},"datePublic":"2026-09-02T00:00:00.000Z","title":"SAML assertion replay via skipped InResponseTo validation","descriptions":[{"lang":"en","value":"When SAML IdP-initiated login is enabled in Grafana Enterprise, the SAML library skips validation of the InResponseTo field on all SAML responses, including SP-initiated logins. This removes anti-replay protection, allowing an attacker who obtains a valid signed SAML assertion to replay it and gain a session as the victim user. Only instances with the allow_idp_initiated SAML setting enabled are affected; this setting is off by default and Grafana OSS is not affected."}],"affected":[{"vendor":"Grafana","product":"Grafana Enterprise","defaultStatus":"unaffected","versions":[{"version":"11.6.0","status":"affected","versionType":"semver","lessThanOrEqual":"11.6.17"},{"version":"12.2.0","status":"affected","versionType":"semver","lessThanOrEqual":"12.2.11"},{"version":"12.3.0","status":"affected","versionType":"semver","lessThanOrEqual":"12.3.11"},{"version":"12.4.0","status":"affected","versionType":"semver","lessThanOrEqual":"12.4.10"},{"version":"13.0.0","status":"affected","versionType":"semver","lessThanOrEqual":"13.0.7"},{"version":"13.1.0","status":"affected","versionType":"semver","lessThanOrEqual":"13.1.4"},{"version":"13.2.0","status":"affected","versionType":"semver","lessThanOrEqual":"13.2.0"}]}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-294","cweId":"CWE-294","type":"CWE"}]}],"references":[{"url":"https://grafana.com/security/security-advisories/cve-2026-12704","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"version":"3.1","baseScore":6.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N"}}],"source":{"discovery":"INTERNAL_FINDING"},"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-02T18:06:37.374630Z","id":"CVE-2026-12704","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-02T18:13:12.022Z"}}]}}