CVE-2025-49619
Skyvern Jinja Runtime Leak
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).
INFO
Published Date :
June 7, 2025, 2:15 p.m.
Last Modified :
June 17, 2025, 9:15 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
4.7
Exploitability Score :
3.1
Public PoC/Exploit Available at Github
CVE-2025-49619 has a 3 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2025-49619
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-49619.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
This script exploits CVE-2025-49619 in Skyvern to execute a reverse shell command.
Python
📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.
security cve exploit poc vulnerability
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-49619 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-49619 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2025
Action Type Old Value New Value Changed Description Skyvern through 0.1.85 has a Jinja runtime leak in sdk/workflow/models/block.py. 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). -
CVE Modified by [email protected]
Jun. 17, 2025
Action Type Old Value New Value Added Reference https://www.exploit-db.com/exploits/52335 -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 09, 2025
Action Type Old Value New Value Added Reference https://cristibtz.blog/posts/CVE-2025-49619/ -
CVE Modified by [email protected]
Jun. 07, 2025
Action Type Old Value New Value Added Reference https://cristibtz.github.io/posts/CVE-2025-49619/ -
New CVE Received by [email protected]
Jun. 07, 2025
Action Type Old Value New Value Added Description Skyvern through 0.1.85 has a Jinja runtime leak in sdk/workflow/models/block.py. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N Added CWE CWE-1336 Added Reference https://github.com/Skyvern-AI/skyvern/commit/db856cd8433a204c8b45979c70a4da1e119d949d
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-49619 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-49619
weaknesses.