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CVE-2026-92791

Uber Kraken through 0.1.29 Path Traversal via tag parameter

CVSS 4.0 8.7 HIGHCVSS 3.1 7.5 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-92791

Published

Uber Kraken through 0.1.29 fails to validate the tag parameter in the /tags/{tag} endpoint, allowing unauthenticated attackers to traverse outside the configured storage root. Attackers can use percent-encoded parent-directory segments in the tag parameter to read arbitrary files accessible to the testfs backend process.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-92791

Published

kraken

Vendor product

Publisher's version information

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

{
                    "vendor": "uber",
                    "product": "kraken",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:golang/github.com/uber/kraken",
                    "versions": [
                        {
                            "version": "0",
                            "lessThanOrEqual": "0.1.29",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

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