IBM DB2 Recovery Expert for LUW 5.5 IF002 http headers for scripting syntax

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in IBM DB2 Recovery Expert for LUW 5.5 IF002. Affected by this issue is some unknown functionality. Such manipulation leads to improper neutralization of http headers for scripting syntax. This vulnerability is listed as CVE-2025-27901. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in IBM DB2 Recovery Expert for LUW 5.5 IF002. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a improper neutralization of http headers for scripting syntax vulnerability. Using CWE to declare the problem leads to CWE-644. The product 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at ibm.com. This vulnerability is handled as CVE-2025-27901 since 03/10/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/27/2026).

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (ibm): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper neutralization of http headers for scripting syntax
CWE: CWE-644
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/10/2025 CVE reserved
02/17/2026 +344 days Advisory disclosed
02/17/2026 +0 days VulDB entry created
02/27/2026 +10 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2025-27901 (🔒)
GCVE (CVE): GCVE-0-2025-27901
GCVE (VulDB): GCVE-100-346358

Entryinfo

Created: 02/17/2026 21:05
Updated: 02/27/2026 05:31
Changes: 02/17/2026 21:05 (62), 02/27/2026 05:31 (1)
Complete: 🔍
Cache ID: 216::103

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