{"id":"CVE-2026-119571","title":"Parse Server 9.7.0 before 9.10.5-alpha.10 Installation Update Misdirection via Installation ID","summary":"Parse Server from 9.7.0 before 9.10.5-alpha.10 contains an authorization flaw that applies _Installation updates addressed by object ID to the installation named in the X-Parse-Installation-Id header. When protectedFieldsTriggerExempt is…","severity":"low","cvss":3.7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","cvssSource":"cna","cwe":["CWE-639"],"vendor":"parse-community","product":"parse-server","affected":["parse-server >= 9.7.0 < 9.10.5-alpha.10"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-04T22:24:16.913784Z"},"published":"2026-10-30","updated":"2026-11-04","sourceUpdated":"2026-11-04T22:24:28.220Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-119571","references":[{"url":"https://github.com/parse-community/parse-server/security/advisories/GHSA-8j8q-73xx-w3m4","label":"GitHub Security Advisory (GHSA-8j8q-73xx-w3m4)"},{"url":"https://www.vulncheck.com/advisories/parse-server-9.7.0-before-9.10.5-alpha.10-installation-update-misdirection-via-installation-id","label":"VulnCheck Advisory: Parse Server 9.7.0 before 9.10.5-alpha.10 Installation Update Misdirection via Installation ID"}],"tags":["cve.org"],"epss":0.00219,"epssPercentile":0.12435,"ingestedAt":"2026-11-05T21:36:00.642Z","slug":"CVE-2026-119571","body":"## Overview\n\nParse Server from 9.7.0 before 9.10.5-alpha.10 contains an authorization flaw that applies _Installation updates addressed by object ID to the installation named in the X-Parse-Installation-Id header. When protectedFieldsTriggerExempt is enabled, attackers knowing another installation's object ID can make a beforeSave trigger process that installation's protected fields while writing elsewhere.\n\n## Affected\n\n- `parse-server >= 9.7.0 < 9.10.5-alpha.10`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":20,"depthScoreParts":{"impact":20.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}