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 (CVE-2026-92550) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-92550

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

Answer in brief

CVE-2026-92550 records a Unknown severity vulnerability in 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. The current sources do not mark it as known exploited. The current feed maps Apache Software Foundation/org.apache.qpid:qpid-broker-plugins-amqp-0-8-protocol (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 25, 2026Updated Sep 25, 2026Source checked Sep 25, 2026First seen by HOL Sep 25, 2026Material review Sep 25, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Apache Software Foundation/org.apache.qpid:qpid-broker-plugins-amqp-0-8-protocol (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Apache Software Foundation/org.apache.qpid:qpid-broker-plugins-amqp-0-8-protocolgeneric	>=0 <=10.1.0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Apache Software Foundation/org.apache.qpid:qpid-broker-plugins-amqp-0-8-protocol.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Sep 25, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 25, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 25, 2026

Sources and claim methodology

Upstream source description

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.

Quoted source text, attributed separately from HOL analysis.