XSS in Jupo Mezzanine

CVE-2025-50481

A cross-site scripting (XSS) vulnerability in the component /blog/blogpost/add of Mezzanine CMS v6.1.0 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into a blog post.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (44.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-50481?
CVE-2025-50481 is a medium-severity vulnerability in Jupo Mezzanine, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2025-07-23.
How severe is CVE-2025-50481?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2025-50481 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.