CVE-2025-49619
HIGHCVSS v3
8.5
HIGH
EPSS Score
73.5%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
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).
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 6/7/2025
- Last Modified
- 4/15/2026
Frequently Asked Questions
What is CVE-2025-49619?
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).
Is CVE-2025-49619 actively exploited?
Active exploitation of CVE-2025-49619 has not been confirmed. The EPSS score is 73.5%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2025-49619?
CVE-2025-49619 has a CVSS v3 base score of 8.5 (HIGH severity), with vector string 3.1.
Is CVE-2025-49619 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.