CVE-2026-91841CWE-93

CVE-2026-91841

High · published September 25, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
8.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00194 · 8.6th percentile
Weakness
CWE-93 · Improper Neutralization of CRLF Sequences ('CRLF Injection')
Published
2026-09-25T22:17Z
References (4)
https://access.redhat.com/security/cve/CVE-2026-91841 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2533651 · [email protected]https://gitlab.gnome.org/Archive/NetworkManager-vpnc/-/work_items/20 · [email protected]https://gitlab.gnome.org/Archive/NetworkManager-vpnc/-/work_items/20 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 27 SEP 03:28Z
    EPSS moved — → 0%
    epss
  • 25 SEP 17:56Z
    Networkmanager-vpnc: networkmanager-vpnc: incomplete fix for cve-2018-10900 allows root privilege escalation via ca-file path newline injection
    cvelistv5