CVE-2023-40355

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-02-07 · updated 2026-06-17
Weakness: CWE-79

Description

Cross Site Scripting (XSS) vulnerability in Axigen versions 10.3.3.0 before 10.3.3.59, 10.4.0 before 10.4.19, and 10.5.0 before 10.5.5, allows authenticated attackers to execute arbitrary code and obtain sensitive information via the logic for switching between the Standard and Ajax versions.

Affected products

Axigen Mobile Webmail: from 10.3.3.0 before 10.3.3.59; from 10.4.0 before 10.4.19; from 10.5.0 before 10.5.5 — fixed in 10.3.3.59, 10.4.19, 10.5.5

How to fix

Upgrade to a fixed version: Axigen Mobile Webmail 10.3.3.59, 10.4.19, 10.5.5. Check the vendor advisory for mitigations.

References

https://www.axigen.com/knowledgebase/Axigen-WebMail-XSS-Vulnerability-CVE-2023-40355-_396.html
https://www.axigen.com/knowledgebase/Axigen-WebMail-XSS-Vulnerability-CVE-2023-40355-_396.html

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