What is CVE-2021-25990?

CVE-2021-25990 is a medium-severity vulnerability in If-Me Ifme, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-12-29.

How severe is CVE-2021-25990?

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

XSS in If-Me Ifme

CVE-2021-25990

In “ifme”, versions v7.22.0 to v7.31.4 are vulnerable against self-stored XSS in the contacts field as it allows loading XSS payloads fetched via an iframe.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-12-29 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.006 (47.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

If-Me Ifme
Ifmeorg Ifme — versions v7.22.0, unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/ifmeorg/ifme/commit/83fd44ef8921a8dcf394a012e44901ab08596bdc (Patch, Third Party Advisory)
www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25990 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-25990?: CVE-2021-25990 is a medium-severity vulnerability in If-Me Ifme, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-12-29.
How severe is CVE-2021-25990?: Medium severity. CVSS v3 base score is 5.4 out of 10.