XSS in Microweber

CVE-2025-51504

Microweber CMS 2.0 is vulnerable to Cross Site Scripting (XSS)in the /projects/profile, homepage endpoint via the last name field.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (39.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-51504?
CVE-2025-51504 is a high-severity vulnerability in Microweber, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2025-08-01.
How severe is CVE-2025-51504?
High severity. CVSS v3 base score is 7.6 out of 10.
Is CVE-2025-51504 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.