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Medium · 4.8 Public exploit CVE-2025-50481 EUVD-2025-22459GHSA-269j-37ww-cmh3PYSEC-2025-137

Mezzanine CMS vulnerable to Cross-site Scripting

Published Jul 23, 2025 · Updated Jul 23, 2025 · Assigned by mitre

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.

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

Exploit-DB 1

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI mezzanine <= 6.1.0 — GHSA-269j-37ww-cmh3

References