CVE-2023-28731 - CVE House
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Status published Critical CVE-2023-28731

Unauthenticated RCE affecting the AcyMailing plugin for Joomla

Vulnerability Description

AnyMailing Joomla Plugin is vulnerable to unauthenticated remote code execution, when being granted access to the campaign's creation on front-office due to unrestricted file upload allowing PHP code to be injected. This issue affects AnyMailing Joomla Plugin Enterprise in versions below 8.3.0.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Raphaël Arrouas (Xel)
  • Bug Bounty Switzerland

References

More from AcyMailing

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CVE-2023-28733
Stored XSS affecting the AcyMailing plugin for Joomla
High 7.2
CVE-2023-28732
Missing access control affecting the AcyMailing plugin for Joomla
Medium 6.5
CVE-2021-24288
AcyMailing < 7.5.0 - Unauthenticated Open Redirect
Medium 6.1

Affected Vendor

Affected Software

Newsletter Plugin for Joomla in the Enterprise version
Vulnerable Versions:
0

Timeline

Official Publish: March 30th, 2023
Last Modified: February 11th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-20 CWE-434

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1213 Data from Information Repositories
Collection
T1565.002 Stored Data Manipulation
Impact
T1505.003 Web Shell
Persistence
T1105 Ingress Tool Transfer
Command and Control