Red Hat Security Advisory: Red Hat build of Quarkus 3.15.4 release and security update
Affects Red HatSource GCVE Database
Not known to be exploited : upgrade Red Hat to 3.15.4 soon.
Data as of 26 Oct 2026, 14:05 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 1.2% chance of exploitation in 30 days – higher than 68% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 3.15.4
Exploitation evidence
Disclosed: evidence found.
CVE published 2 Apr 2025
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
Upgrade Red Hat to 3.15.4.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Red Hat Product Security Red Hat | Affected
| Fixed in
|
AI-suggested
An official fix is available in Red Hat build of Quarkus version 3.15.4. Users should apply this update after ensuring all previously released errata relevant to their system have been applied. Detailed update instructions are available from Red Hat's official documentation. No additional mitigation steps are indicated beyond applying the official update.
Description
Red Hat has released an important security update for the Red Hat build of Quarkus 3.15.4 that addresses CVE-2025-2240, a vulnerability in the SmallRye Fault Tolerance component. This update fixes a security issue rated as important by Red Hat Product Security. The advisory recommends applying the update after ensuring all previous errata are applied. The update also includes various other fixes and improvements unrelated to the vulnerability. No CVSS score is provided for this vulnerability.
References
- access.redhat.com/errata/RHSA-2025:3376 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=redhat.quarkus&downloadType=distributions&version=3.15.4 (opens in a new tab)
- access.redhat.com/products/quarkus/ (opens in a new tab)
- access.redhat.com/articles/4966181 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5760 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5762 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5763 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5765 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5766 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5767 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5768 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5769 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5770 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5771 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5772 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5773 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5775 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5776 (opens in a new tab)
- issues.redhat.com/browse/QUARKUS-5777 (opens in a new tab)
- access.redhat.com/errata/RHSA-2025:3541 (opens in a new tab)
- access.redhat.com/errata/RHSA-2025:3543 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2025-2240 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2351452 (opens in a new tab)
- github.com/advisories/GHSA-gfh6-3pqw-x2j4 (opens in a new tab)