CVE-2021-39028

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-07-14 · updated 2026-06-17
Weakness: CWE-74

Description

IBM Engineering Lifecycle Optimization - Publishing 6.0.6, 6.0.6.1, 7.0, 7.0.1, and 7.0.2 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. IBM X-Force ID: 213866.

Affected products

IBM Rational Publishing Engine: 6.0.6, 6.0.6.1, 7.0.1
IBM Engineering Lifecycle Optimization Publishing: 7.0, 7.0.2

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/213866
https://www.ibm.com/support/pages/node/6603347
https://exchange.xforce.ibmcloud.com/vulnerabilities/213866
https://www.ibm.com/support/pages/node/6603347

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