{"schema_version":"1","data":[{"id":3030,"advisory_id":"f815a2c2-a5e8-4ab9-ab7e-38f24368f08f","revision":1,"source_id":"core-cve","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-101014","source_published_at":"2026-09-28T08:15:13.249+00:00","published_at":"2026-10-24T21:28:37.597443+00:00","extraction_method":"structured","technologies":["core-cve","opendmarc"],"cve_ids":["CVE-2026-101014"],"event_types":["advisory"],"payload":{"kind":"advisory","title":"Trusted Domain Project OpenDMARC DMARC Record opendmarc_util.c opendmarc_util_cleanup off-by-one","summary":"A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarc_util_cleanup in the library libopendmarc/opendmarc_util.c of the component DMARC Record Parser. Performing a manipulation results in off-by-one. The attack may be initiated remotely. The exploit is now public and may be used. The patch is named b3b1da9264bc80324094a27c71e7369bdedc62ae. To fix this issue, it is recommended to deploy a patch.","evidence":"cve:CVE-2026-101014","products":[{"name":{"value":"OpenDMARC","evidence":"/containers/cna/affected/0/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"high","structured":{"id":"CVE-2026-101014","aliases":["CVE-2026-101014"],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"}},{"cvssV3_1":{"version":"3.1","baseScore":7.3,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C"}},{"cvssV3_0":{"version":"3.0","baseScore":7.3,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C"}},{"cvssV2_0":{"version":"2.0","baseScore":7.5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C"}}],"affected":[{"cpes":["cpe:2.3:a:trusted_domain_project:opendmarc:*:*:*:*:*:*:*:*"],"vendor":"Trusted Domain Project","modules":["DMARC Record Parser"],"product":"OpenDMARC","versions":[{"status":"affected","version":"1.4.0"},{"status":"affected","version":"1.4.1"},{"status":"affected","version":"1.4.2"}]}],"modified":"2026-09-28T12:43:21.470Z","provider":"cve","references":["https://vuldb.com/vuln/410884","https://vuldb.com/vuln/410884/cti","https://vuldb.com/cve/CVE-2026-101014","https://vuldb.com/submit/917100","https://github.com/trusteddomainproject/OpenDMARC/pull/188","https://github.com/trusteddomainproject/OpenDMARC/pull/344","https://weitongli.com/share/opendmarc-cleanup-off-by-one.html","https://github.com/trusteddomainproject/OpenDMARC/commit/b3b1da9264bc80324094a27c71e7369bdedc62ae"],"provider_metadata":{"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-101014","role":"CISA Coordinator","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-28T12:43:08.404808Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-28T12:43:21.470Z"}}],"cna":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-09-28T08:15:13.249Z"}}},"related_cves":[{"value":"CVE-2026-101014","evidence":"/cveMetadata/cveId"}],"security_relevant":true,"severity_evidence":"/containers/cna/metrics"}}],"next_after":3030,"next_before":3030}