{"id":"CVE-2023-50919","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-50919","generatedAt":"2026-11-04T22:34:54.512Z","title":"There is an NGINX authentication bypass via Lua string pattern matching.","description":"An issue was discovered on GL.iNet devices before version 4.5.0. There is an NGINX authentication bypass via Lua string pattern matching. This affects A1300 4.4.6, AX1800 4.4.6, AXT1800 4.4.6, MT3000 4.4.6, MT2500 4.4.6, MT6000 4.5.0, MT1300 4.3.7, MT300N-V2 4.3.7, AR750S 4.3.7, AR750 4.3.7, AR300M 4.3.7, and B1300 4.3.7.","published":"2024-01-12T08:15:44.000Z","lastModified":"2026-06-17T06:40:14.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-287"],"affected":["gl-inet/gl-ax1800 firmware","gl-inet/gl-axt1800 firmware","gl-inet/gl-mt3000 firmware","gl-inet/gl-mt2500 firmware","gl-inet/gl-mt6000 firmware","gl-inet/gl-mt1300 firmware","gl-inet/gl-mt300n-v2 firmware","gl-inet/gl-ar750s firmware","gl-inet/gl-ar750 firmware","gl-inet/gl-ar300m firmware","gl-inet/gl-b1300 firmware","gl-inet/gl-a1300 firmware"],"epss":{"score":0.47804,"percentile":0.98853,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 47.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/176708/GL.iNet-Unauthenticated-Remote-Command-Execution.html","source":"cve@mitre.org"},{"url":"https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Authentication-bypass.md","tags":["Exploit","Issue Tracking","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/176708/GL.iNet-Unauthenticated-Remote-Command-Execution.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Authentication-bypass.md","tags":["Exploit","Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-50919","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."}