{"id":"CVE-2026-10157","title":"Open5GS NGAP PathSwitchRequest Message ngap-handler.c improper authentication","summary":"A vulnerability was identified in Open5GS up to 2.7.6. This impacts an unknown function of the file src/amf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads to improper authentication. It is …","severity":"high","cvss":7.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-287"],"product":"Open5GS","affected":["Open5GS 2.7.0","Open5GS 2.7.1","Open5GS 2.7.2","Open5GS 2.7.3","Open5GS 2.7.4","Open5GS 2.7.5","Open5GS 2.7.6"],"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-06-02T02:14:23.118606Z"},"exploitAvailable":true,"published":"2026-05-31","updated":"2026-10-21","sourceUpdated":"2026-10-21T09:02:58.337Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-10157","references":[{"url":"https://vuldb.com/vuln/367410","label":"VDB-367410 | Open5GS NGAP PathSwitchRequest Message ngap-handler.c improper authentication"},{"url":"https://vuldb.com/vuln/367410/cti","label":"VDB-367410 | CTI Indicators (IOB, IOC, IOA)"},{"url":"https://vuldb.com/cve/CVE-2026-10157","label":"CVE-2026-10157 | CVE Analysis and Report"},{"url":"https://vuldb.com/submit/818939","label":"Submit #818939 | open5gs Open5GS v2.7.6 Improper Authentication"},{"url":"https://github.com/open5gs/open5gs/issues/4393"},{"url":"https://github.com/open5gs/open5gs/pull/4557"},{"url":"https://github.com/open5gs/open5gs/commit/a188e36b1741ffc2252133f59b1bda4f14d3cb5c"},{"url":"https://github.com/open5gs/open5gs/"}],"tags":["cve.org","exploit-available"],"epss":0.00419,"epssPercentile":0.3489,"ingestedAt":"2026-10-21T09:46:15.396Z","slug":"CVE-2026-10157","body":"## Overview\n\nA vulnerability was identified in Open5GS up to 2.7.6. This impacts an unknown function of the file src/amf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The identifier of the patch is a188e36b1741ffc2252133f59b1bda4f14d3cb5c. It is suggested to install a patch to address this issue.\n\n## Affected\n\n- `Open5GS 2.7.0`\n- `Open5GS 2.7.1`\n- `Open5GS 2.7.2`\n- `Open5GS 2.7.3`\n- `Open5GS 2.7.4`\n- `Open5GS 2.7.5`\n- `Open5GS 2.7.6`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":52,"depthScoreParts":{"impact":40.2,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}