{"cve":"CVE-2015-1856","nvd":{"published":"2015-04-17T17:59:03.887","modified":"2026-06-17T00:23:07.400","status":"Modified","description":"OpenStack Object Storage (Swift) before 2.3.0, when allow_version is configured, allows remote authenticated users to delete the latest version of an object by leveraging listing access to the x-versions-location container.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163113.html","http://lists.openstack.org/pipermail/openstack-announce/2015-April/000349.html","http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00025.html","http://rhn.redhat.com/errata/RHSA-2015-1681.html","http://rhn.redhat.com/errata/RHSA-2015-1684.html"],"products":["canonical:ubuntu_linux","openstack:swift"],"source":"nvd","synced_at":"2026-10-19T20:35:35.528235705+00:00"},"epss":{"cve":"CVE-2015-1856","score":0.03953,"percentile":0.90426,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-cc77-5vw4-7pwg","url":"https://osv.dev/vulnerability/GHSA-cc77-5vw4-7pwg","summary":"OpenStack Swift Unauthorized delete of versioned Swift object","modified":"2026-07-07T11:56:35.661690568Z","packages":[{"ecosystem":"PyPI","name":"swift","purl":"pkg:pypi/swift","ranges":["<2.3.0"],"fixed":["2.3.0"]}]},{"id":"PYSEC-2026-931","url":"https://osv.dev/vulnerability/PYSEC-2026-931","summary":"OpenStack Swift Unauthorized delete of versioned Swift object","modified":"2026-07-07T11:45:37.790108690Z","packages":[{"ecosystem":"PyPI","name":"swift","purl":"pkg:pypi/swift","ranges":["<2.3.0"],"fixed":["2.3.0"]}]}],"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."]}