CVSS 7.1 (high) · published 2026-10-27
A link following vulnerability in WatchGuard Fireware OS’s firewall daemon allows a local attacker with code execution as a low-privileged system process to overwrite arbitrary files with root privileges, and to tamper with firewall IP set data, by planting a crafted file system object and triggering a list update. Written content is partially constrained.
Weakness: CWE-22, CWE-59, CWE-73, CWE-377
Source: NVD CVE-2026-93864
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