CVE•Published 2026-08-05•Modified 2026-08-07•0 articles on news•5 live references•NVD data

CVE-2026-67554Apache · Qpid_proton-dotnet

Vulnerability data via NVD (ingested)

CVSS v3.1

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS percentile

Exploit Prediction Scoring System · top 79% of all CVEs

Weaknesses (CWE)

CWE-606Unchecked Input for Loop Condition

Description

An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usage due to naive range handling, leading to denial of service. This issue affects Apache Qpid Proton-Dotnet: through 1.0.0. Users are recommended to upgrade to version 1.1.0, which fixes the issue.

Timeline

Published 2026-08-05

Modified 2026-08-07

External references

NVD MITRE Exploit-DB Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common). Live host counts are a Premium feature.

Shodan · vuln tag

vuln:CVE-2026-67554

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Apache Qpid Proton-dotnet"

All exposed Apache Qpid Proton-dotnet instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Qpid Proton-dotnet"

HTTP body or banner mentions "Qpid Proton-dotnet" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-67554