Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.20 Security update
Affects Red HatSource GCVE Database
Not known to be exploited · fixed in Red Hat package updates : update Red Hat when convenient.
Data as of 27 Oct 2026, 00:22 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- Patch
- Available – fixed in 7.4.20
Exploitation evidence
Disclosed: evidence found.
CVE published 11 Dec 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
Red Hat has released version 7.4.20 of JBoss Enterprise Application Platform 7.4 to fix this vulnerability. Users should apply this update after ensuring all previously released errata are applied and backing up their systems. Detailed update instructions are available from Red Hat. No additional mitigation steps are indicated beyond applying the official update.
Description
Red Hat JBoss Enterprise Application Platform 7.4.20 includes a security update addressing an information leakage vulnerability (CVE-2024-4109) related to HTTP/2 request header reuse in the Undertow component. This vulnerability could potentially expose sensitive information through HTTP/2 headers. The update replaces version 7.4.19 and includes other bug fixes and enhancements. The security impact is rated as moderate by Red Hat Product Security.
References
- access.redhat.com/errata/RHSA-2024:10927 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/7.4 (opens in a new tab)
- docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/7.4/html-single/installation_guide/index (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2272325 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-27637 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-27647 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28050 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28107 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28132 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28183 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28192 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28238 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28263 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28267 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28268 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28270 (opens in a new tab)
- issues.redhat.com/browse/JBEAP-28277 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_10927.json (opens in a new tab)