{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-121413","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-11-03T12:28:46.507Z","datePublished":"2026-11-03T14:28:12.320Z","dateUpdated":"2026-11-03T17:11:44.523Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-11-03T14:28:12.320Z"},"datePublic":"2026-10-20T00:00:00.000Z","title":"Parse Server before 8.6.112 and 9.0.0 before 9.10.6-alpha.4 Session Permission Bypass via upgradeToRevocableSession","descriptions":[{"lang":"en","value":"Parse Server before 8.6.112 and 9.0.0 before 9.10.6-alpha.4 contains an authorization bypass in the session upgrade endpoint, which creates a new session for any valid session token without enforcing the _Session class create class-level permission. Attackers holding a user's session token can send an already revocable token to /upgradeToRevocableSession to obtain additional sessions with fresh expiration that persist after the original session is logged out."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Incorrect Authorization","cweId":"CWE-863","type":"CWE"}]}],"affected":[{"vendor":"parse-community","product":"parse-server","defaultStatus":"unaffected","packageURL":"pkg:npm/parse-server","versions":[{"version":"9.0.0","status":"affected","versionType":"semver","lessThan":"9.10.6-alpha.4"},{"version":"9.10.6-alpha.4","status":"unaffected","versionType":"semver"}]},{"vendor":"parse-community","product":"parse-server","defaultStatus":"unaffected","packageURL":"pkg:npm/parse-server","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"8.6.112"},{"version":"8.6.112","status":"unaffected","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:*:*:*","versionStartIncluding":"9.0.0","versionEndExcluding":"9.10.6-alpha.4"},{"vulnerable":true,"criteria":"cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:*:*:*","versionEndExcluding":"8.6.112"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":2.3,"baseSeverity":"LOW"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":3.1,"baseSeverity":"LOW"}}],"references":[{"url":"https://github.com/parse-community/parse-server/security/advisories/GHSA-2j2x-c587-q33g","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-2j2x-c587-q33g)"},{"url":"https://github.com/parse-community/parse-server/pull/10808","tags":["patch","issue-tracking"]},{"url":"https://github.com/parse-community/parse-server/pull/10809","tags":["patch","issue-tracking"]},{"name":"VulnCheck Advisory: Parse Server before 8.6.112 and 9.0.0 before 9.10.6-alpha.4 Session Permission Bypass via upgradeToRevocableSession","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/parse-server-before-8.6.112-and-9.0.0-before-9.10.6-alpha.4-session-permission-bypass-via-upgradetorevocablesession"}],"credits":[{"lang":"en","value":"mtrezza","type":"coordinator"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-11-03T17:11:08.314489Z","id":"CVE-2026-121413","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-11-03T17:11:44.523Z"}}]}}