Search/CVE-2026-4948
● CVE — Medium

CVE-2026-4948

Vendorredhat, firewalldProductenterprise linux, firewalldDiscoveredMar 27, 2026UpdatedNov 5, 2026

A flaw was found in firewalld. A local unprivileged user can exploit this vulnerability by mis-authorizing two runtime D-Bus (Desktop Bus) setters, setZoneSettings2 and setPolicySettings. This mis-authorization allows the user to modify the runtime firewall state without proper authentication, leading to unauthorized changes in network security configurations.

CVSS v3.1
5.5 MEDIUM
EPSS
0.13%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 26, 2026
● 0.00pp
0.12% → 0.13% over 5 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityHIGH
AvailabilityNONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Connections
3 relationships
Timeline
disclosure → media coverage
Mar 27, 2026
Disclosure — published as a CVE record. · last revised by NVD Nov 5, 2026