CVE-2026-91841
highA flaw was found in NetworkManager-vpnc, a VPN plugin for NetworkManager.
A flaw was found in NetworkManager-vpnc, a VPN plugin for NetworkManager. A local unprivileged user can exploit this vulnerability by injecting a newline character into the CA-File path. This manipulation allows the user to execute arbitrary commands as the root user, leading to local privilege escalation.
CVSS
7.8
7.8 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (patrick@puiterwijk.org)
Timeline (UTC)
Published: 2026-09-25 18:17
Modified: 2026-09-30 19:57
NVD status: Deferred
Last synced 2 days ago
Verified against the source API 2026-10-27 06:55 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://access.redhat.com/security/cve/CVE-2026-91841 patrick@puiterwijk.org
- https://bugzilla.redhat.com/show_bug.cgi?id=2533651 patrick@puiterwijk.org
- https://gitlab.gnome.org/Archive/NetworkManager-vpnc/-/work_items/20 patrick@puiterwijk.org
- https://gitlab.gnome.org/Archive/NetworkManager-vpnc/-/work_items/20 134c704f-9b21-4f2e-91b3-4a467353bcc0
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:55 UTC · record ↗