{"id":"CVE-2026-78155","title":"privilege escalation in StackGres operator allows a low-privilege tenant who owns a database to gain administrator privileges","summary":"privilege escalation in StackGres operator allows a low-privilege tenant who owns a database to gain administrator privileges","severity":"critical","cvss":9.9,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-426"],"vendor":"ongres","product":"stackgres","affected":["stackgres < 1.19.0"],"patched":["stackgres 1.19.0"],"published":"2026-08-23","updated":"2026-09-16","sourceUpdated":"2026-09-16T13:13:14.767","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-78155","references":[{"url":"https://gitlab.com/ongresinc/stackgres/-/work_items/3177","label":"cve@gitlab.com"}],"tags":["nvd"],"epss":0.00294,"epssPercentile":0.22214,"ingestedAt":"2026-09-16T13:56:12.597Z","slug":"CVE-2026-78155","body":"## Overview\n\nprivilege escalation in StackGres operator allows a low-privilege tenant who owns a database to gain administrator privileges\n\n## Affected\n\n- `stackgres < 1.19.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `stackgres 1.19.0`","depth":"midnight","depthScore":55,"depthScoreParts":{"impact":54.5,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}