SB2026012727 - IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) update for Netty
Published: January 27, 2026
Security Bulletin ID
SB2026012727
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 security vulnerability.
1) CRLF injection (CVE-ID: CVE-2025-67735)
The vulnerability allows a remote attacker to inject arbitrary data in server response.
The vulnerability exists due to insufficient validation of attacker-supplied data in io.netty.handler.codec.http.HttpRequestEncoder. A remote attacker can pass specially crafted data to the application containing CR-LF characters and modify application behavior.
Remediation
Install update from vendor's website.