{"id":"CVE-2026-7707","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-7707","generatedAt":"2026-10-28T00:52:11.518Z","title":"A vulnerability was found in Open5GS up to 2.7.7.","description":"A vulnerability was found in Open5GS up to 2.7.7. Impacted is the function udr_nudr_dr_handle_subscription_context of the file /src/udr/nudr-handler.c of the component UDR. The manipulation of the argument pei results in denial of service. The attack can be launched remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.","published":"2026-05-03T23:16:42.000Z","lastModified":"2026-06-17T11:02:50.000Z","status":"Deferred","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":2.1,"severity":"LOW","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-404"],"affected":[],"epss":{"score":0.00407,"percentile":0.34691,"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 (0.41%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/open5gs/open5gs/","source":"cna@vuldb.com"},{"url":"https://github.com/open5gs/open5gs/issues/4410","source":"cna@vuldb.com"},{"url":"https://github.com/open5gs/open5gs/issues/4411","source":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/805699","source":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/805700","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/360883","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/360883/cti","source":"cna@vuldb.com"},{"url":"https://github.com/open5gs/open5gs/issues/4410","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://vuldb.com/submit/805699","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://vuldb.com/submit/805700","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-7707","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."}