CVE-2025-49149

Name: CVE-2025-49149
Creator: NVD / NIST
Published: 2025-06-17T23:15:30.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2025-49149 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Dify is an open-source LLM app development platform. In version 1.2.0, there is insufficient filtering of user input by web applications. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

Dify is an open-source LLM app development platform. In version 1.2.0, there is insufficient filtering of user input by web applications. Attackers can use website vulnerabilities to inject malicious script code into web pages. This may result in a cross-site scripting (XSS) attack when a user browses these web pages. At time of posting, there is no known patched version.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS 4.0

5.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.23%

13.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Langgenius	Dify	1.2.0

References

https://github.com/langgenius/dify/security/advisories/GHSA-grmh-ww4v-5cgjExploit, Vendor Advisory

Timeline

Published: Jun 17, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-49149?

How severe is CVE-2025-49149?

CVE-2025-49149 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2025-49149?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-49149?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST