CVE-2026-93857

critical · 9.2

A stack-based buffer overflow vulnerability in Fireware OS's SIP proxy allows a remote, unauthenticated attacker to execute arbitrary code by sending a specially crafted request through a policy that uses the SIP proxy.

9.2

CVSS

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EPSS (exploit prob.)

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EPSS percentile

2026-10-27

Published

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-120CWE-121CWE-787

References

https://psirt.watchguard.com/CVE-2026-93857

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-93857