XSS in Techhub.p-M Decap Cms

CVE-2025-57520

A Cross Site Scripting (XSS) vulnerability exists in Decap CMS thru 3.8.3. Input fields such as body, tags, title, and description are not properly sanitized before being rendered in the content preview pane. This enables an attacker to inject arbitrary JavaScript which executes whenever a user views the preview panel. The vulnerability affects multiple input vectors and does not require user interaction beyond viewing the affected content.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (21.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-57520?
CVE-2025-57520 is a medium-severity vulnerability in Techhub.p-M Decap Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-09-10.
How severe is CVE-2025-57520?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2025-57520 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.