{"id":"CVE-2026-91924","title":"pgweb through 0.17.0 leaves the POST /api/connect endpoint unguarded when connect-backend authorization is configured, allowing attackers to supply arbitrary database connection strings","summary":"pgweb through 0.17.0 leaves the POST /api/connect endpoint unguarded when connect-backend authorization is configured, allowing attackers to supply arbitrary database connection strings. Attackers can bypass the resource-to-database mapp…","severity":"high","cvss":8.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N","cwe":["CWE-862"],"vendor":"sosedoff","product":"pgweb","affected":["pgweb <= 0.17.0"],"published":"2026-09-15","updated":"2026-09-23","sourceUpdated":"2026-09-23T17:17:44.827","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91924","references":[{"url":"https://github.com/sosedoff/pgweb","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sosedoff/pgweb/blob/6b0b0244d1aefd6971999b03481eeeaa4ec7cf55/pkg/api/api.go","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sosedoff/pgweb/blob/6b0b0244d1aefd6971999b03481eeeaa4ec7cf55/pkg/api/routes.go","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sosedoff/pgweb/issues/869","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/pgweb-through-0.17.0-missing-authorization-on-direct-connect-endpoint","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sosedoff/pgweb/issues/869","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00253,"epssPercentile":0.17048,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-17T14:21:53.682692Z"},"ingestedAt":"2026-09-15T11:36:07.420Z","slug":"CVE-2026-91924","body":"## Overview\n\npgweb through 0.17.0 leaves the POST /api/connect endpoint unguarded when connect-backend authorization is configured, allowing attackers to supply arbitrary database connection strings. Attackers can bypass the resource-to-database mapping by providing a custom session identifier and connection URL to access unauthorized databases and internal services.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":59,"depthScoreParts":{"impact":46.8,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":206146,"id":"CVE-2026-91924","ts":1789658475231,"field":"exploit_available","old":"false","new":"true"}]}