XSS in Roundup-Tracker Roundup

CVE-2025-53865

In Roundup before 2.5.0, XSS can occur via interaction between URLs and issue tracker templates (devel and responsive).

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.002 (7.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-53865: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-53865?
CVE-2025-53865 is a medium-severity vulnerability in Roundup-Tracker Roundup, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-07-13.
How severe is CVE-2025-53865?
Medium severity. CVSS v3 base score is 6.4 out of 10.