Skip to main content
No exploitation reportedFix available

CVE-2026-67592

No exploitation reported by the sources we read.

  • Published2026-08-05
  • Fixed in1.2.0
  • WeaknessCWE-770

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

It was not possible to govern the maximum number of transfer frames per incoming delivery, enabling an authenticated attacker to cause excessive resource usage and potential 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

Timeline

dates in UTC
  1. 2026-08-0507:16CVE publishedNVD

Versions per branch

NVD
Apache qpid protonj2
BranchAffectedFixed in
1.2< 1.2.01.2.0

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As apache, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-08-05

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • qpid-protonUbuntu:26.10all versions · no fixed version listed
  • qpid-protonUbuntu:26.04:LTSall versions · no fixed version listed
  • qpid-protonUbuntu:24.04:LTSall versions · no fixed version listed
  • qpid-protonUbuntu:22.04:LTSall versions · no fixed version listed
  • qpid-protonUbuntu:20.04:LTSall versions · no fixed version listed
  • qpid-protonUbuntu:18.04:LTSall versions · no fixed version listed
  • qpid-protonUbuntu:16.04:LTSall versions · no fixed version listed

Vendor advisories

  • CVE-2026-67592 Red Hat Product Security1 known affected

    org.apache.qpid/protonj2: Apache Qpid ProtonJ2: Denial of Service via uncontrolled incoming data transfers

    protonj2 as a component of Red Hat AMQ Clients

Full record on NVD

Fix

  1. Update Apache qpid protonj2 to 1.2.0
  2. No fix available, says the vendor Red Hat Product Security CVE-2026-67592 · 1 productFix deferred

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2026-08-05
Last Modified
2026-10-24
NVD status
Analyzed
GitHub Advisory
GHSA-4gqp-3m3h-rrx3

Frequently asked questions

What is CVE-2026-67592?

It was not possible to govern the maximum number of transfer frames per incoming delivery, enabling an authenticated attacker to cause excessive resource usage and potential 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

Is CVE-2026-67592 actively exploited?

Active exploitation of CVE-2026-67592 has not been confirmed. Its EPSS score was 0.7% on 2026-11-05, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-67592?

CVE-2026-67592 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Running protonj2? Hear about its next vulnerability

Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

Get alerts for this productCISA KEV additions, November 2026Search CVEs

No credit card required · No monthly cap on website lookups · 250 API requests/month

Go further

Related vulnerabilities

Same product first, then the same vendor advisory and the same publication week.

Back to CVE Database

Sources for this record