SB2026040921 - IBM Security Verify Directory update for Jakarta Mail
Published: April 9, 2026
Security Bulletin ID
SB2026040921
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) Command Injection (CVE-ID: CVE-2025-7962)
CWE-ID: CWE-77 - Command injection
CVSSv4: 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/E:U/U:Green
The vulnerability allows a remote attacker to execute arbitrary SMTP commands on the system.
The vulnerability exists due to insufficient input validation when handling CR-LF characters in UTF-8 encoding. A remote attacker can pass specially crafted input to the application and execute arbitrary SMTP commands on the server.
Remediation
Install update from vendor's website.