What is CVE-2026-29100?

CVE-2026-29100 is a high-severity vulnerability in Suitecrm, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2026-03-19.

How severe is CVE-2026-29100?

High severity. CVSS v3 base score is 7.1 out of 10.

XSS in Suitecrm

CVE-2026-29100

SuiteCRM is an open-source, enterprise-ready Customer Relationship Management (CRM) software application. SuiteCRM 7.15.0 contains a reflected HTML injection vulnerability in the login page that allows attackers to inject arbitrary HTML content, enabling phishing attacks and page defacement. Version 7.15.1 patches the issue.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (6.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N.

Affected products

Suitecrm — versions < 7.15.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2026-29100?: CVE-2026-29100 is a high-severity vulnerability in Suitecrm, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2026-03-19.
How severe is CVE-2026-29100?: High severity. CVSS v3 base score is 7.1 out of 10.