Znuny up to 6.5.14/7.1.6 AgentPreferences UpdateAJAX Subaction permission

Summaryinfo

A vulnerability identified as critical has been detected in Znuny up to 6.5.14/7.1.6. This issue affects some unknown processing of the component AgentPreferences UpdateAJAX Subaction. Performing a manipulation results in permission. This vulnerability is reported as CVE-2025-43926. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Znuny up to 6.5.14/7.1.6. This affects some unknown functionality of the component AgentPreferences UpdateAJAX Subaction. The manipulation with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in Znuny through 6.5.14 and 7.x through 7.1.6. Custom AJAX calls to the AgentPreferences UpdateAJAX subaction can be used to set user preferences with arbitrary keys. When fetching user data via GetUserData, these keys and values are retrieved and given as a whole to other function calls, which then might use these keys/values to affect permissions or other settings.

This vulnerability is uniquely identified as CVE-2025-43926 since 04/19/2025. The exploitability is told to be easy. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/13/2025). MITRE ATT&CK project uses the attack technique T1222 for this issue.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-14013). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

• Znuny

Version

• 6.5.0
• 6.5.1
• 6.5.2
• 6.5.3
• 6.5.4
• 6.5.5
• 6.5.6
• 6.5.7
• 6.5.8
• 6.5.9
• 6.5.10
• 6.5.11
• 6.5.12
• 6.5.13
• 6.5.14
• 7.1.0
• 7.1.1
• 7.1.2
• 7.1.3
• 7.1.4
• 7.1.5
• 7.1.6

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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