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CVE-2026-88939

knowns through 0.33.0 Authorization Bypass via project.set Bootstrap Exemption

CVSS 4.0 8.7 HIGHCVSS 3.1 8.3 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-88939

Published

knowns through 0.33.0 exempts the project.set action from permission guard checks unconditionally, allowing read-only agent sessions to bypass restrictions. Attackers can invoke project.set to repoint the server at another project directory and obtain write access capabilities.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-88939

Published

knowns

Vendor product

Publisher's version information

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

{
                    "vendor": "knowns-dev",
                    "product": "knowns",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:npm/knowns",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "0.33.0"
                        }
                    ]
                }

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