CVE-2026-66274
CVE-2026-66274: 2 tracked advisory records across Apache, Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Apache
1 advisory- Advisory severityHigh7.5
High [CVE-2026-66274] Apache Qpid Proton-J: pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service
CVE-2026-66274Source published Source updated
A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service. This issue affects Apache Qpid Proton-J: through 0.34.1. Users are recommended to upgrade to version 0.35.0, which fixes the issue.
- Affected products in this advisory
- Apache Qpid Proton-J
- Source-reported affected versions
- through 0.34.1
- Source-reported fixed versions
- 0.35.0
- Mitigation guidance
- Users are recommended to upgrade to version 0.35.0, which fixes the issue.
Red Hat
1 advisory- Advisory severityHigh7.5
High [CVE-2026-66274] Denial of Service via unbounded type nesting
CVE-2026-66274Source published Source updated
Denial of Service via unbounded type nesting. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. Affected products named by the advisory: Red Hat AMQ Broker 7; Red Hat AMQ Clients; Red Hat build of Apache Camel 4 for Quarkus 3; Red Hat build of Apache Camel for Spring Boot 4; and 2 more.
- Related products — impact not confirmed
- Red Hat AMQ Broker 7
- Red Hat AMQ Clients
- Red Hat build of Apache Camel 4 for Quarkus 3
- Red Hat build of Apache Camel for Spring Boot 4
2 more entries in the full advisory.
- Source-reported affected versions
- 0.34.1
- Source-reported fixed versions
- 0.35.0
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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