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CVE-2026-93434— Fireware OS XPath Injection in SSH Authentication Allows Blind Extraction of Configuration Secrets

Quick assessment

Affected
WatchGuard Fireware OS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WatchGuard Fireware OS 的 SSH 认证过程中存在 XPath 注入漏洞。该漏洞允许能够访问管理 SSH 接口的远程未认证攻击者，通过提交特制请求来窃取敏感的配置数据。

CVSS 8.7 · High
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I. Basic Information for CVE-2026-93434

Vulnerability Information
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Vulnerability Title
Fireware OS XPath Injection in SSH Authentication Allows Blind Extraction of Configuration Secrets
Source: CVE Program / CVE List V5
Vulnerability Description
An XPath injection vulnerability in WatchGuard Fireware OS's SSH authentication process allows a remote, unauthenticated attacker with access to the management SSH interface to extract sensitive configuration data by submitting a specially crafted request.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
WatchGuard Fireware OS 12.0 ~ 12.5.22 -
WatchGuard Fireware OS 2025.1 ~ 2026.4 -

II. Public POCs for CVE-2026-93434

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III. Intelligence Information for CVE-2026-93434

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Other References for CVE-2026-93434 (1)

Same Patch Batch · WatchGuard · 2026-10-27 · 18 CVEs total

CVE-2026-103594 9.5 CRITICAL Fireware OS Stack Buffer Overflow in WireGuard Configuration Allows Remote Code Execution
CVE-2026-112709 9.2 CRITICAL Fireware OS Heap Buffer Overflow in AD Authentication Service Allows Pre-Authentication Re
CVE-2026-93865 9.2 CRITICAL Fireware OS Missing Authentication in FireCluster Sync Daemon Allows Remote Root Action In
CVE-2026-93857 9.2 CRITICAL Fireware OS Pre-Authentication Stack Buffer Overflow in SIP Proxy Allows Remote Code Execu
CVE-2026-93866 9.2 CRITICAL Fireware OS Pre-Authentication Integer Overflow in Access Portal Allows Out-of-Bounds Writ
CVE-2026-112710 9.2 CRITICAL Fireware OS Heap Buffer Overflow in AD Authentication Service Allows Pre-Authentication Re
CVE-2026-103593 9.1 CRITICAL Fireware OS Stack Buffer Overflow in Logging Service Allows Remote Code Execution
CVE-2026-111107 8.7 HIGH Fireware OS NULL Pointer Dereference in Management Interface Allows Unauthenticated Denial
CVE-2026-90465 8.7 HIGH Fireware OS Missing Authentication in FireCluster Sync Allows Privilege Escalation
CVE-2026-90442 8.6 HIGH Fireware OS Authenticated Stack Buffer Overflow in certd Allows Denial of Service
CVE-2026-93862 7.2 HIGH Fireware OS Out-of-Bounds Read in FireCluster Sync Allows Denial of Service
CVE-2026-90464 7.2 HIGH Fireware OS Missing Command Validation allows Authenticated Arbitrary File Modification as
CVE-2026-93864 7.1 HIGH Fireware OS Link Following in firewalld Allows Local Arbitrary File Overwrite as Root
CVE-2026-113881 6.1 MEDIUM Fireware OS Stack Buffer Overflow in VPN Network Access Enforcement Allows Unprivileged Co
CVE-2026-104381 6.0 MEDIUM Fireware OS Missing Authentication in FireCluster State Sync Allows BOVPN Tunnel Denial of
CVE-2026-115495 5.7 MEDIUM Mobile VPN with SSL Client for Windows: Cleartext Transmission of VPN Credentials over Loc
CVE-2026-82332 5.6 MEDIUM Fireware OS Improper Authentication in AuthPoint MFA Verification Allows Session Hijacking

IV. Related Vulnerabilities

Same product: Fireware OS
Same vendor: WatchGuard
Same weakness: CWE-20