Mezzanine CMS vulnerable to Cross-site Scripting

GHSA-269j-37ww-cmh3 · CVE-2025-50481 · PYSEC-2025-137

Published Jul 23, 2025 · Modified Jun 6, 2026

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.

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2025-50481
WEB https://github.com/kevinpdicks/Mezzanine-CMS-6.1.0-XSS
WEB https://github.com/pypa/advisory-database/tree/main/vulns/mezzanine/PYSEC-2025-137.yaml
PACKAGE https://github.com/stephenmcd/mezzanine

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