Read the docs
TI-2018-11919 Aliases CVE-2018-16632GHSA-x5wc-j2xw-m9r3

Mezzanine CMS v4.3.1 allows XSS via the…

Priority LOW 23CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
High
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 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Mezzanine CMS v4.3.1 allows XSS via the /admin/blog/blogcategory/add/?_to_field=id&_popup=1 title parameter at admin/blog/blogpost/add/.

Why it matters now

EPSS 0.00618 49th 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

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:jupo:mezzanine:4.3.1:*:*:*:*:*:*:*4.3.1Vulnerablejupo
  • cpe:2.3:a:jupo:mezzanine:4.3.1:*:*:*:*:*:*:* Versions 4.3.1 Vulnerable ·jupo

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-16632
  2. 2026-10-03 Alias added: GHSA-x5wc-j2xw-m9r3

References

Exploit 1

  • 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-2025-21139 Cross-Site Scripting (XSS) vulnerability exists in Mezzanine CMS 6.0.0 in the "View… CVSS 3.1MEDIUM 6.1

Sources

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