CVE-2026-4948 identifies a medium-severity vulnerability in firewalld, where a local unprivileged user can exploit mis-authorized D-Bus setters to modify the runtime firewall state. Rated CVSS 5.5, this flaw allows for unauthorized changes to network security configurations with low attack complexity and no user interaction required. There is currently no evidence of active exploitation, public exploit code availability, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.4.0CPE matchmatch criteria | cpe:2.3:a:firewalld:firewalld:*:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
firewalld: firewalld: Local unprivileged user can modify firewall state due to D-Bus setter mis-authorization
Mar 27, 2026Firewalld: firewalld: local unprivileged user can modify firewall state due to d-bus setter mis-authorization
Mar 10, 2026