What is CVE-2025-27901?

CVE-2025-27901 is a medium-severity vulnerability in Ibm Db2 Recovery Expert For Luw, classified under Improper Neutralization of HTTP Headers for Scripting Syntax. CVSS score: 6.5/10. Published 2026-02-17.

How severe is CVE-2025-27901?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Ibm Db2 Recovery Expert For Luw

CVE-2025-27901

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 co…

EPSS: 0.001 (16.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Ibm Db2 Recovery Expert For Luw — versions 5.5 Interim Fix 002

Weakness classification (CWE)

CWE-644 — Improper Neutralization of HTTP Headers for Scripting Syntax

References

www.ibm.com/support/pages/node/7259901 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-27901?: CVE-2025-27901 is a medium-severity vulnerability in Ibm Db2 Recovery Expert For Luw, classified under Improper Neutralization of HTTP Headers for Scripting Syntax. CVSS score: 6.5/10. Published 2026-02-17.
How severe is CVE-2025-27901?: Medium severity. CVSS v3 base score is 6.5 out of 10.