{"action":"Upgrade OpenMcdf to 3.1.3 or later.","affected":[{"fixed":"3.1.3","introduced":"0"}],"component":"OpenMcdf","cve_ids":["CVE-2026-41511"],"ecosystem":"NuGet","epss":0.00192,"exploited":false,"fixed_versions":["3.1.3"],"ghsa_id":"GHSA-jxpf-xq2m-q525","id":"tcs_01M5N8TASAM2JVTJR7ABKPZGAB","modified_at":"2026-05-13T13:52:34.912355Z","published_at":"2026-04-22T22:09:01Z","references":["https://osv.dev/vulnerability/GHSA-jxpf-xq2m-q525","https://github.com/openmcdf/openmcdf/security/advisories/GHSA-jxpf-xq2m-q525","https://nvd.nist.gov/vuln/detail/CVE-2026-41511","https://github.com/openmcdf/openmcdf/commit/24f445a557fc4f46461cf6d02d296cce16c293a0","https://github.com/openmcdf/openmcdf","https://github.com/openmcdf/openmcdf/releases/tag/v3.1.3"],"severity":{"label":"medium","score":6.2},"sources":[{"source":"osv","source_id":"GHSA-jxpf-xq2m-q525","url":"https://osv.dev/vulnerability/GHSA-jxpf-xq2m-q525"}],"summary":"OpenMcdf has an Infinite loop DoS via crafted CFB directory cycle"}