AcyMailing Enterprise Extension up to 11.1.0 Mailbox Action media/com_acym/upload unrestricted upload

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00+

Summaryinfo

A vulnerability categorized as critical has been discovered in AcyMailing Enterprise Extension up to 11.1.0. Affected by this vulnerability is an unknown functionality of the file media/com_acym/upload of the component Mailbox Action. Executing a manipulation can lead to unrestricted upload. This vulnerability is registered as CVE-2026-94132. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in AcyMailing Enterprise Extension up to 11.1.0. It has been declared as critical. This vulnerability affects an unknown functionality of the file media/com_acym/upload of the component Mailbox Action. The manipulation with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Joomla Extension - acymailing.com - Remote Code Execution vulnerability in mailbox action feature in AcyMailing Enterprise extension < 11.1.0 - MIME parts of incoming emails were saved to media/com_acym/upload/ with no extension check, so anyone who could email the monitored mailbox could write a PHP file into the web root.

The advisory is shared for download at acymailing.com. This vulnerability was named CVE-2026-94132 since 09/20/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/26/2026). The MITRE ATT&CK project declares the attack technique as T1608.002.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/20/2026 CVE reserved
09/26/2026 +6 days Advisory disclosed
09/26/2026 +0 days VulDB entry created
09/26/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: acymailing.com
Status: Not defined

CVE: CVE-2026-94132 (🔒)
GCVE (CVE): GCVE-0-2026-94132
GCVE (VulDB): GCVE-100-410740

Entryinfo

Created: 09/26/2026 16:45
Changes: 09/26/2026 16:45 (65)
Complete: 🔍
Cache ID: 216::103

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