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TI-2023-20863 Aliases CVE-2023-39970GHSA-gp3f-hx92-wfg4

Extension - acymailing.com - RCE in AcyMailing component for Joomla 6.7.0-8.5.0

Priority MEDIUM 51CWE-434Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.

Summary

Unrestricted Upload of File with Dangerous Type vulnerability in AcyMailing component for Joomla. It allows remote code execution.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01053 64th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

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

Affected products

VendorProductAffected versionsFixed inStatusSource
acymailing.comAcyMailing component for Joomla6.7.0-8.5.0—No fix listedCNA
  • AcyMailing component for Joomla Vendoracymailing.com Affected 6.7.0-8.5.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:acyba:acymailing_starter:*:*:*:*:*:joomla\!:*:*6.7.0 – 8.5.0Vulnerableacyba
  • cpe:2.3:a:acyba:acymailing_starter:*:*:*:*:*:joomla\!:*:* Versions 6.7.0 – 8.5.0 Vulnerable ·acyba

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-39970
  2. 2026-10-03 Alias added: GHSA-gp3f-hx92-wfg4

References

Other 1

  • 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-2023-13247 Stored XSS affecting the AcyMailing plugin for Joomla CVSS 3.1HIGH 7.2
See all 13 →

Sources

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