{"schema":"threatline.record/2","record":{"id":"CVE-2026-91840","aliases":[],"summary":"Networkmanager-vpnc: networkmanager-vpnc: local privilege escalation to root via newline injection in vpn username","details":"A flaw was found in NetworkManager-vpnc. This vulnerability allows a local unprivileged user to escalate privileges to root. By injecting a newline character into the VPN username field, an attacker can manipulate the vpnc configuration to execute an arbitrary program with root privileges when the malicious VPN connection is activated.","categories":["Unclassified"],"product":"NetworkManager-vpnc","vendor":"GNOME","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-91840","source_modified_at":"2026-09-28T12:44:17.583Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"NetworkManager-vpnc","vendor":"GNOME","versions":[{"status":"affected","version":"0","lessThan":"*","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00193,"percentile":0.08532,"score_date":"2026-10-23"},"published_at":"2026-09-25T17:56:32.736Z","modified_at":"2026-09-28T12:44:17.583Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-91840","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-28T12:44:17.583Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-91840","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://access.redhat.com/security/cve/CVE-2026-91840","tags":["vdb-entry","x_refsource_REDHAT"]},{"source":"CVE List","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2533642","tags":["issue-tracking","x_refsource_REDHAT"]},{"source":"CVE List","url":"https://gitlab.gnome.org/Archive/NetworkManager-vpnc/-/work_items/19"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-09-26T03:55:53.355838Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-28T12:44:17.583Z","content_hash":"631459d4ca2a52a8b3f1d0ae29a01aef56947a9673c0b65abed0d6dbd356ed94"}}