CVE-2025-50481: Mezzanine CMS vulnerable to Cross-site Scripting

July 23, 2025 (updated June 6, 2026)

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

github.com/advisories/GHSA-269j-37ww-cmh3
github.com/kevinpdicks/Mezzanine-CMS-6.1.0-XSS
github.com/pypa/advisory-database/tree/main/vulns/mezzanine/PYSEC-2025-137.yaml
github.com/stephenmcd/mezzanine
nvd.nist.gov/vuln/detail/CVE-2025-50481

Code Behaviors & Features

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