Bug 2429926 (CVE-2026-21933)

Summary: CVE-2026-21933 openjdk: Improve HttpServer Request handling (Oracle CPU 2026-01)
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: ahughes, fferrari, fitzsim, khosford, neugens, pjindal, security-response-team
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Deadline: 2026-01-20   

Description OSIDB Bzimport 2026-01-15 12:06:20 UTC
There is a CRLF injection vulnerability in HttpServer in JDK which may
lead to potential XSS.

Comment 1 errata-xmlrpc 2026-01-21 13:48:04 UTC
This issue has been addressed in the following products:

  OPENJDK ELS 11.0.30

Via RHSA-2026:0849 https://access.redhat.com/errata/RHSA-2026:0849