EUVD-2026-33973Published

OpenClaude's MCP OAuth Callback: State Check Bypass via error Param Leads to DoS

cve-program · CVE-2026-42073

Published

openclaude

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Gitlawb",
                    "product": "openclaude",
                    "versions": [
                        {
                            "version": "< 0.5.1",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-33973

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Jun 2, 2026, 3:38:53 PM

dateUpdated: Jun 2, 2026, 5:40:55 PM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-42073

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-352 · CWE-400

Original publisher date fields

published: 2026-06-02T17:16:31.910

lastModified: 2026-07-22T19:10:00.120

1 source CPE criteria · context only

cpe:2.3:a:gitlawb:openclaude:*:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-c73c-x77g-854r

Published

@gitlawb/openclaude

npm

SEMVER · introduced 0 → fixed 0.5.1

Original source record · Cite this exact observation · Complete original publisher JSON