{"cve":"CVE-2026-34040","nvd":{"published":"2026-03-31T03:15:57.883","modified":"2026-06-17T10:38:28.383","status":"Analyzed","description":"Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows attackers to bypass authorization plugins (AuthZ). This issue has been patched in version 29.3.1.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-288"],"references":["https://github.com/moby/moby/releases/tag/docker-v29.3.1","https://github.com/moby/moby/security/advisories/GHSA-x744-4wpc-v9h2"],"products":["docker:engine"],"source":"nvd","synced_at":"2026-10-19T22:28:18.033120106+00:00"},"epss":{"cve":"CVE-2026-34040","score":0.0927,"percentile":0.9536,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-x744-4wpc-v9h2","url":"https://osv.dev/vulnerability/GHSA-x744-4wpc-v9h2","summary":"Moby has AuthZ plugin bypass when provided oversized request bodies","modified":"2026-09-08T05:15:04.303637708Z","packages":[{"ecosystem":"Go","name":"github.com/moby/moby","purl":"pkg:golang/github.com/moby/moby","ranges":["<29.3.1"],"fixed":["29.3.1"]},{"ecosystem":"Go","name":"github.com/moby/moby/v2","purl":"pkg:golang/github.com/moby/moby/v2","ranges":["<2.0.0-beta.8"],"fixed":["2.0.0-beta.8"]}]},{"id":"GO-2026-4887","url":"https://osv.dev/vulnerability/GO-2026-4887","summary":"Moby has AuthZ plugin bypass when provided oversized request bodies in github.com/docker/docker","modified":"2026-04-03T20:59:19.226161232Z","packages":[{"ecosystem":"Go","name":"github.com/docker/docker","purl":"pkg:golang/github.com/docker/docker","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/moby/moby","purl":"pkg:golang/github.com/moby/moby","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/moby/moby/v2","purl":"pkg:golang/github.com/moby/moby/v2","ranges":["<2.0.0-beta.8"],"fixed":["2.0.0-beta.8"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}