What’s Vulnerable › Vulnerabilities

CVE-2025-49619

• Severity: high (CVSS 8.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 20.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-06-07 · updated 2026-06-17
• Weakness: CWE-1336

Description

Skyvern through 0.1.85 is vulnerable to server-side template injection (SSTI) in the Prompt field of workflow blocks such as the Navigation v2 Block. Improper sanitization of Jinja2 template input allows authenticated users to inject crafted expressions that are evaluated on the server, leading to blind remote code execution (RCE).

Affected products

• Skyvern: through 0.1.85

References

• https://cristibtz.github.io/posts/CVE-2025-49619/
• https://github.com/Skyvern-AI/skyvern/commit/db856cd8433a204c8b45979c70a4da1e119d949d
• https://www.exploit-db.com/exploits/52335
• https://cristibtz.blog/posts/CVE-2025-49619/

Get alerted when CVE-2025-49619 or the next vulnerability affects your stack