{"identifier":"CVE-2025-67903","cve":{"id":"CVE-2025-67903","description":"Northern.tech Mender Client 5 before 5.0.4 allows a Cryptographic signature verification bypass.","published":"2026-05-27T18:16:21.507000+00:00","modified":"2026-10-26T22:10:00.163000+00:00","status":"Deferred","score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cvss_version":"3.1","affected":[],"weaknesses":["CWE-347"],"references":[{"url":"https://mender.io/blog/cve-2025-67903-signature-verification-bypass-in-mender-client","source":"cve@mitre.org"},{"url":"https://northern.tech","source":"cve@mitre.org"}],"kev":null,"kev_checked":true,"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-05-29T15:47:10.883361Z","id":"CVE-2025-67903","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[],"source":"nvd","retrieved_at":"2026-10-28T10:25:18.256764+00:00","exploited":false,"kev_stale":false,"products":[],"priority":{"label":"Assess exposure and vendor guidance","reasons":["No higher-priority signal is available in the current stored evidence."]},"epss":{"probability":0.00183,"percentile":0.07864,"date":"2026-10-29","stale":false},"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"mender.io","source_url":"https://mender.io/blog/cve-2025-67903-signature-verification-bypass-in-mender-client","investigate_url":"https://investigate.aeglixmind.com/#mender.io"},{"domain":"northern.tech","source_url":"https://northern.tech","investigate_url":"https://investigate.aeglixmind.com/#northern.tech"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2025-67903","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2025-67903","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2025-67903","coverage":{"news_candidates_checked":0,"campaign_candidates_checked":0,"bounded":false,"notice":"Exact CVE mentions in stored public excerpts and reviewed campaign content only. A mention is not proof of exploitation, attribution or tool suitability. Missing matches do not establish absence."}}