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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.006 (47.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.2% 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
- Jupo Mezzanine — versions 6.1.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/stephenmcd/mezzanine (Product)
- github.com/kevinpdicks/Mezzanine-CMS-6.1.0-XSS (Exploit, Third Party Advisory)
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.