SB2026092218 - Improper access control in Apache MINA
Published: September 22, 2026
Security Bulletin ID
SB2026092218
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper access control (CVE-ID: CVE-2026-94301)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to bypass an allow-list filter.
The vulnerability exists due to a missing resolveProxyClass() override in the acceptMatchers filter when processing java.lang.reflect.Proxy classes. A remote attacker can use java.lang.reflect.Proxy classes to bypass the filter.
Remediation
Install update from vendor's website.