{"id":"CVE-2026-73671","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-73671","generatedAt":"2026-10-27T23:56:18.085Z","title":"Saurus CMS Community Edition contains an unauthenticated open redirect vulnerability in the logout handling code in classes/port.inc.php, where the url parameter supplied via GET or POST is passed directly to the Location header without domain…","description":"Saurus CMS Community Edition contains an unauthenticated open redirect vulnerability in the logout handling code in classes/port.inc.php, where the url parameter supplied via GET or POST is passed directly to the Location header without domain allowlist, scheme validation, or relative path enforcement. Attackers can craft a malicious logout URL containing an arbitrary external domain or javascript: URI scheme to redirect authenticated users to attacker-controlled phishing pages after session destruction, enabling credential theft and OAuth redirect abuse.","published":"2026-08-13T16:19:08.000Z","lastModified":"2026-08-31T20:38:54.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":5.1,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-601"],"affected":[],"epss":{"score":0.0031,"percentile":0.23612,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.31%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/DevVaibhav07/VULN-POC/blob/main/Saurus_OpenRedirect.md","source":"disclosure@vulncheck.com"},{"url":"https://github.com/sauruscms/Saurus-CMS-Community-Edition","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/saurus-cms-unauthenticated-open-redirect-via-logout-url-parameter","source":"disclosure@vulncheck.com"},{"url":"https://github.com/DevVaibhav07/VULN-POC/blob/main/Saurus_OpenRedirect.md","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-73671","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}