CVE-2026-92550 json
Apache Qpid Broker-J: Type size/count handling can lead to excessive allocation pre-authentication in the AMQP 0-8/0-9/0-9-1 decoder
published 2026-09-25 45 d ago modified 2026-10-05 34 d ago also EUVD-2026-86587
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 41%
- public exploits
- 0
- none known
Summary
A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential denial of service.
This issue affects Apache Qpid Broker-J: through 10.1.0.
Users are recommended to upgrade to version 10.1.1, which fixes the issue.
Patch / fix
- apache qpid_broker-j 10.1.1
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2026-92550 updated cvss 7.5
qpid-java: org.apache.qpid/qpid-broker-plugins-amqp-0-8-protocol: Apache Qpid Broker-J: Denial of Service via excessive memory allocation in AMQP decoder
-
Red Hat Fuse 7 qpid-broker-plugins-amqp-0-8-protocol 6.1.2not affected: component not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 44 d ago
Exploit prediction
0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Apache Software Foundation Apache Qpid Broker-J
Classification
- Weakness
-
- CWE-789 Memory Allocation with Excessive Size Value
References
-
lists.apache.org
/thread/56w1kxz9h23q364ffyvj7cssdhnld5dq
vendor-advisory, mailing-list
-
openwall.com
/lists/oss-security/2026/09/24/12
mailing-list, third-party-advisory
Sources
- CVE List CVE-2026-92550
- NVD CVE-2026-92550
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