IBM DB2 Recovery Expert 5.5 HTTP Header Injection Vulnerability
CVE-2025-27901 Published on February 17, 2026
Multiple vulnerabilities in IBM Java SDK affecting Db2 Recovery Expert for Linux, Unix and Windows
IBM DB2 Recovery Expert for LUW 5.5 Interim Fix 002 IBM Db2 Recovery Expert for Linux, UNIX and Windows is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking.
Vulnerability Analysis
CVE-2025-27901 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
Improper Neutralization of HTTP Headers for Scripting Syntax
The application does not neutralize or incorrectly neutralizes web scripting syntax in HTTP headers that can be used by web browser components that can process raw headers, such as Flash.
Products Associated with CVE-2025-27901
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Affected Versions
IBM DB2 Recovery Expert for LUW Version 5.5 Interim Fix 002 is affected by CVE-2025-27901Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.