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TI-2023-13247 Aliases CVE-2023-28733GHSA-3jpf-c526-5cw2

Stored XSS affecting the AcyMailing plugin for Joomla

Priority LOW 38CWE-116Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

AnyMailing Joomla Plugin is vulnerable to stored cross site scripting (XSS) in templates and emails of AcyMailing, exploitable without authentication when access is granted to the campaign's creation on front-office. This issue affects AnyMailing Joomla Plugin Enterprise in versions below 8.3.0.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0037 31st percentileScored 2026-11-07
Fix Fixed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

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

Affected products

No affected products listed by the sources yet.

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:acymailing:acymailing:*:*:*:*:*:joomla\!:*:*before 8.3.0Vulnerableacymailing.com
  • cpe:2.3:a:acymailing:acymailing:*:*:*:*:*:joomla\!:*:* Versions before 8.3.0 Vulnerable ·acymailing.com

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    AcyMailing Newsletter Plugin for Joomla in the Enterprise version 8.3.0

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2023-13245 Unauthenticated RCE affecting the AcyMailing plugin for JoomlaPriority MEDIUM 52

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-28733
  2. 2026-10-03 Alias added: GHSA-3jpf-c526-5cw2

References

  • TI-2023-13245 Unauthenticated RCE affecting the AcyMailing plugin for Joomla CVSS 3.1CRITICAL 9.8
  • TI-2026-40657 SQL injection in acymailing.com AcyMailing extension for Joomla CVSS 4.0CRITICAL 9.2
  • TI-2026-63343 Unrestricted file upload in acymailing.com AcyMailing Enterprise extension for Joomla CVSS 4.0CRITICAL 9.5
  • TI-2024-06844 AcyMailing <= 9.7.2 - Authenticated (Subscriber+) Arbitrary File Upload via acym_extractArchive Function CVSS 3.1HIGH 8.8
  • TI-2023-13246 Missing access control affecting the AcyMailing plugin for Joomla CVSS 3.1HIGH 7.5
  • TI-2026-63342 SQL injection in acymailing.com AcyMailing extension for Joomla CVSS 4.0HIGH 8.3
See all 12 →

Sources