What is CVE-2025-28254?

CVE-2025-28254 is a medium-severity vulnerability in Leantime, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-03-28.

How severe is CVE-2025-28254?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Leantime

CVE-2025-28254

Cross Site Scripting vulnerability in Leantime v3.2.1 and before allows an authenticated attacker to execute arbitrary code and obtain sensitive information via the first name field in processMentions().

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (22.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Leantime
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Product)
cve@mitre.org (Patch)
cve@mitre.org (Vendor Advisory)

Frequently asked questions

What is CVE-2025-28254?: CVE-2025-28254 is a medium-severity vulnerability in Leantime, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-03-28.
How severe is CVE-2025-28254?: Medium severity. CVSS v3 base score is 5.4 out of 10.