Vulnerability · Published Jul 23, 2025 · Assigned by mitre
CVE-2025-50481
Medium 4.8
In plain English
A medium-severity cross-site scripting in the mezzanine package (PyPI). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)4.8Medium
Exploit odds (30 days)0.7%top 47.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling1Public PoC
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | mezzanine | no fix listed | GHSA-269j-37ww-cmh3 |
| PyPI | mezzanine | no fix listed | PYSEC-2025-137 |
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N