Red Hat Security Advisory: Red Hat JBoss Web Server 6.2.1 release and security update
Affects Red HatSource GCVE Database
Not known to be exploited · CVSS 7.4 High.
Data as of 5 Nov 2026, 22:50 UTC
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 17 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: 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 5 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apache Software FoundationApache Tomcat Native | Affected
| Fixed in– |
| Apache Software FoundationApache Tomcat | Affected
| Fixed in– |
AI-suggested
A fixed version, Red Hat JBoss Web Server 6.2.1, is available and replaces version 6.2.0. Users should apply this update to remediate the vulnerability. Before applying, ensure all previously released errata relevant to the system are installed. Follow Red Hat's official update procedures as documented in their advisory and knowledge base articles. No additional mitigation steps are indicated by the vendor.
Description
Red Hat JBoss Web Server 6.2.1 includes a security update addressing a certificate revocation bypass vulnerability in Apache Tomcat due to improper OCSP response validation (CVE-2026-24734). This update replaces version 6.2.0 and includes bug fixes and component upgrades. The vulnerability affects the Apache Tomcat component within the server, potentially allowing bypass of certificate revocation checks.
References
- access.redhat.com/errata/RHSA-2026:5611 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- docs.redhat.com/en/documentation/red_hat_jboss_web_server/6.2/html/red_hat_jboss_web_server_6.2_service_pack_1_release_notes/index (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2440426 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_5611.json (opens in a new tab)