CVE-2024-39736: IBM Datacap Navigator HTTP HOST header injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-15 · updated 2026-06-17
Weakness: CWE-644

Description

IBM Datacap Navigator 9.1.5, 9.1.6, 9.1.7, 9.1.8, and 9.1.9 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: 296003.

Affected products

IBM Datacap Navigator: 9.1.5, 9.1.6, 9.1.7, 9.1.8, 9.1.9
IBM Datacap Navigator: all versions

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/296003
https://www.ibm.com/support/pages/node/7160185
https://exchange.xforce.ibmcloud.com/vulnerabilities/296003
https://www.ibm.com/support/pages/node/7160185

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