Medium severity5.4NVD Advisory· Published Dec 12, 2022· Updated Jun 17, 2026
CVE-2021-38997
CVE-2021-38997
Description
IBM API Connect V10.0.0.0 through V10.0.5.0, V10.0.1.0 through V10.0.1.7, and V2018.4.1.0 through 2018.4.1.19 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: 213212.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:*range: >=10.0.0.0,<=10.0.5.0
- (no CPE)range: V10.0.0.0 through V10.0.5.0, V10.0.1.0 through V10.0.1.7, and V2018.4.1.0 through 2018.4.1.19
- (no CPE)range: 10.0.0.0
Patches
Vulnerability mechanics
References
2- www.ibm.com/support/pages/node/6842621nvdPatchVendor Advisory
- exchange.xforce.ibmcloud.com/vulnerabilities/213212nvdVDB EntryVendor Advisory
News mentions
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