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CVE-2026-15734: WGDashboard Server-Side Template Injection vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-06 · updated 2026-10-23
• Weakness: CWE-1336

Description

A Server-Side Template Injection (SSTI) vulnerability in WGDashboard version 4.3.2 and earlier, allows authenticated attackers to execute arbitrary code as root.

Affected products

• WGDashboard: through 4.3.2

References

• https://github.com/Stuub/WGDashboard-v4.3.2-SSTI-to-Root-RCE-PoC
• https://github.com/WGDashboard/WGDashboard
• https://github.com/Stuub/WGDashboard-v4.3.2-SSTI-to-Root-RCE-PoC

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