High severity7.5NVD Advisory· Published Aug 5, 2026· Updated Aug 7, 2026
CVE-2026-67590
CVE-2026-67590
Description
A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service.
This issue affects Apache Qpid ProtonJ2: through 1.1.0.
Users are recommended to upgrade to version 1.2.0, which fixes the issue.
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Affected products
2cpe:2.3:a:apache:qpid_protonj2:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:apache:qpid_protonj2:*:*:*:*:*:*:*:*range: <1.2.0
- (no CPE)range: <=1.1.0
Patches
Vulnerability mechanics
References
2- www.openwall.com/lists/oss-security/2026/08/04/29nvdMailing ListThird Party Advisory
- lists.apache.org/thread/kmov6k7f3moqy01m1s370fl61vgos3lynvdMailing ListVendor Advisory
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