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Vulnerability record · CVE-2026-91841 · published 25 September 2026

CVE-2026-91841: A 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.

7.8 CVSS 3.1 High EPSS 0.19% · top 91.8% CWE-93 · CWE-93 Received
7.8CVSS 3.1 base score
0.19%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
4References
26 Sep 2026Last modified by NVD

Description

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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://access.redhat.com/security/cve/CVE-2026-91841
https://bugzilla.redhat.com/show_bug.cgi?id=2533651
https://gitlab.gnome.org/Archive/NetworkManager-vpnc/-/work_items/20
https://gitlab.gnome.org/Archive/NetworkManager-vpnc/-/work_items/20

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Source: NIST National Vulnerability Database (record CVE-2026-91841), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.