CVE-2026-13086Disclosure

LOWCVSS 9.3 · CRITICAL

Signal is active with 2 mentions in latest observed window

Immediate actions

Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.

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0.5/ 10 priority

Sources & remediation

Other references

https://psirt.watchguard.com/CVE-2026-13086

Weakness type (CWE)

CWE-121CWE-787CWE-798

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Threat summary

Patch or workaround signal is available
2 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 1 signal
Disclosure: 1 classified signal
2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d

Signal classification2 categories

Disclosure

150.0%

Patch

150.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

NCIIPC India@NCIIPC45d
Disclosure
Multiple #Critical vulnerabilities have been discovered in #WatchGuard Dimension and Fireware OS #CVE-2026-78174 #CVE-2026-19315 #CVE-2026-13086 #CVE-2026-19318 #CVE-2026-19313 https://psirt.watchguard.com/?sev=critical
Post summary
The tweet announces the discovery of multiple critical vulnerabilities in WatchGuard Dimension and Fireware OS, providing only CVE identifiers without technical details, exploit code, or patch information.
000211.1K
8.5K followersView on X
CCB Alert@CCBalert45d
Patch
Warning: Multiple vulnerabilities in #WatchGuard Fireware OS and #Dimension. #CVE-2026-19313 #CVE-2026-19318 #CVE-2026-13086 #CVE-2026-19315 #CVE-2026-78174 CVSS: 9.3 can lead to a full system compromise #RCE! Read our advisory: https://ccb.belgium.be/advisories/warning-multiple-vulnerabilities-watchguard-fireware-os-patch-immediately and #Patch #Patch #Patch
Post summary
Several high‑severity RCE vulnerabilities have been disclosed in WatchGuard Fireware OS, and users are urged to patch immediately to prevent full system compromise.
02000321
7.2K followersView on X

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