CVE-2026-112709

LOWCVSS 9.2 · CRITICAL

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A heap-based buffer overflow vulnerability in the Fireware OS authentication service allows an attacker who controls or intercepts traffic to the configured Active Directory server to create a denial of service condition and potentially execute arbitrary code by returning a specially crafted response.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-122CWE-131CWE-787

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-10-28: 210-28
Referenced assets2 URLs
Full discourse2 posts
  • Eliran Emuna@EmunaEliran

    🚨 2 critical RCE bugs in WatchGuard Fireware OS ⚠️ CVE-2026-112709 (9.2): pre-auth, AD auth ⚠️ CVE-2026-103594 (9.5): FireCloud Gateway WireGuard 📊 CVSS 4.0, CNA ✅ Fix: 2026.4 / 12.12.4 / 12.5.22 🛡️ Not known exploited 🔗 https://psirt.watchguard.com/CVE-2026-112709 #CyberSecurity #Firewall https://t.co/m2K0iJi4BL

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  • VulniPulse@vulnipulse

    WatchGuard Fireware OS: 18 advisories, 7 critical (CVSS 9.1–9.5), including pre-auth remote code execution in the AD authentication service (CVE-2026-112709, CVE-2026-112710), the SIP proxy (CVE-2026-93857) and WireGuard setup (CVE-2026-103594). https://vulnipulse.com/vendors/watchguard

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