{"identifier":"CVE-2026-88078","cve":{"id":"CVE-2026-88078","description":"Improper verification of cryptographic signature in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","published":"2026-10-29T16:19:53.440000+00:00","modified":"2026-10-29T16:19:53.540000+00:00","status":"Awaiting Analysis","score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","cvss_version":"3.1","affected":[],"weaknesses":["CWE-347"],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88078","source":"secure@microsoft.com"}],"kev":null,"kev_checked":true,"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}]},"configurations":[],"source":"nvd","retrieved_at":"2026-10-29T19:37:14.981210+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.","Fresh EPSS data is unavailable; missing values are not zero."]},"epss":null,"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"msrc.microsoft.com","source_url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88078","investigate_url":"https://investigate.aeglixmind.com/#msrc.microsoft.com"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2026-88078","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2026-88078","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2026-88078","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."}}