CVE-2026-47752

criticalCVSS 9.9covered by 1 sourcefirst seen 2026-07-23

Tugtainer is a self-hosted app for automating updates of Docker containers. Versions prior to 1.30.2 are vulnerable to Server-Side Template Injection (SSTI) in the notification template feature. The title_template and body_template fields are rendered using an unsandboxed jinja2.Environment, allowing any authenticated user to execute arbitrary OS commands as root inside the container. Version 1.30.2 fixes the issue.

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Exploitation outlook

Low exploitation risk0.39% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalCVE-2026-47752: Tugtainer is a self-hosted app for automating updates of Docker containers. Versions prior to …nvd · 2026-07-23

External references

NVD record for CVE-2026-47752

CVE.org record

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