XSS in Hedgedoc

CVE-2025-32391

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.3, a malicious SVG file uploaded to HedgeDoc results in the possibility of XSS when opened in a new tab instead of the editor itself. The XSS i…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (17.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-32391?
CVE-2025-32391 is a medium-severity vulnerability in Hedgedoc, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-04-10.
How severe is CVE-2025-32391?
Medium severity. CVSS v3 base score is 6.4 out of 10.