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TI-2025-21139 Aliases CVE-2025-29573GHSA-2544-hpcq-6g27

Cross-Site Scripting (XSS) vulnerability exists in Mezzanine CMS 6.0.0 in the "View…

Priority LOW 27CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-79.

Summary

Cross-Site Scripting (XSS) vulnerability exists in Mezzanine CMS 6.0.0 in the "View Entries" feature within the Forms module.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00292 21st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—Mezzanine (PyPI)up to 6.0.0—No fix listedGHSA-2544-hpcq-6g27
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • Mezzanine (PyPI) Vendor— Affected up to 6.0.0 Fixed in — No fix listed GHSA-2544-hpcq-6g27

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:jupo:mezzanine:6.0.0:*:*:*:*:*:*:*6.0.0Vulnerablejupo
  • cpe:2.3:a:jupo:mezzanine:6.0.0:*:*:*:*:*:*:* Versions 6.0.0 Vulnerable ·jupo

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-29573
  2. 2026-10-03 Alias added: GHSA-2544-hpcq-6g27

References

Exploit 1

Advisory 1

Other 2

  • TI-2025-32143 A cross-site scripting (XSS) vulnerability in the component /blog/blogpost/add of… CVSS 3.1MEDIUM 4.8
  • TI-2025-05462 Stored Cross-Site Scripting (XSS) in Mezzanine CMS Admin Interface CVSS 4.0MEDIUM 4.8
  • TI-2024-16615 An issue in Mezzanine v6.0.0 allows attackers to bypass access controls via manipulating the Host header. CVSS 3.1CRITICAL 9.1
  • TI-2024-16614 An issue in Mezzanine v6.0.0 allows attackers to bypass access control mechanisms in the… CVSS 3.1CRITICAL 9.8
  • TI-2020-13510 Cross Site Scripting (XSS) in Mezzanine v4.3.1 allows remote attackers to execute… CVSS 3.1MEDIUM 6.1
  • TI-2018-11919 Mezzanine CMS v4.3.1 allows XSS via the… CVSS 3.0MEDIUM 4.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences