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Acymailing CVE-2023-28732

HIGH
Improper Input Validation (CWE-20)
2023-03-30 vulnerability@ncsc.ch
7.5
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.6% exploitation probability (EPSS)

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AnalysisAI

Missing access control in AnyMailing Joomla Plugin allows to list and access files containing sensitive information from the plugin itself and access to system files via path traversal, when being. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-20. Missing access control in AnyMailing Joomla Plugin allows to list and access files containing sensitive information from the plugin itself and access to system files via path traversal, when being granted access to the campaign's creation on front-office.3.0. Affected products include: Acymailing.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

Missing access control in AnyMailing Joomla Plugin allows to list and access files containing sensitive information from the plugin itself and access to system files via path traversal, when being granted access to the campaign's creation on front-office.

This issue affects AnyMailing Joomla Plugin in versions below 8.3.0.

Threat Intelligence Overview

EPSS Score
0.6%
Top 54% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.6%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.

Affected Products (CPE)NVD

cpe:2.3:a:acymailing:acymailing:*:*:*:*:*:joomla\!:*:*
CVE-2023-28731 CRITICAL POC
9.8 Mar 30

AnyMailing Joomla Plugin is vulnerable to unauthenticated remote code execution, when being granted access to the campai

CVE-2018-9107 HIGH POC
8.8 Mar 28

CSV Injection (aka Excel Macro Injection or Formula Injection) exists in the export feature in the Acyba AcyMailing exte

CVE-2026-14920 HIGH POC
8.2 Aug 02

Unauthenticated SQL injection in AcyMailing WordPress plugin (versions before 10.11.1) allows remote attackers to read s

CVE-2021-24288 MEDIUM POC
6.1 May 17

When subscribing using AcyMailing, the 'redirect' parameter isn't properly sanitized. Rated medium severity (CVSS 6.1),

CVE-2024-7384 HIGH
8.8 Aug 22

The AcyMailing - An Ultimate Newsletter Plugin and Marketing Automation Solution for WordPress plugin for WordPress is v

CVE-2020-10934 HIGH
7.2 Mar 24

Acyba AcyMailing before 6.9.2 mishandles file uploads by admins. Rated high severity (CVSS 7.2), this vulnerability is r

CVE-2023-41867 MEDIUM
6.1 Sep 25

Unauth. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low at

CVE-2023-39971 MEDIUM
6.1 Aug 17

Improper Neutralization of Input During Web Page Generation vulnerability in AcyMailing Enterprise component for Joomla

CVE-2023-28733 MEDIUM
6.1 Mar 30

AnyMailing Joomla Plugin is vulnerable to stored cross site scripting (XSS) in templates and emails of AcyMailing, explo

CVE-2023-39974 MEDIUM
5.3 Aug 17

Exposure of Sensitive Information vulnerability in AcyMailing Enterprise component for Joomla. Rated medium severity (CV

CVE-2023-39973 MEDIUM
4.3 Aug 17

Improper Access Control vulnerability in AcyMailing Enterprise component for Joomla. Rated medium severity (CVSS 4.3), t

CVE-2023-39972 MEDIUM
4.3 Aug 17

Improper Access Control vulnerability in AcyMailing Enterprise component for Joomla. Rated medium severity (CVSS 4.3), t

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