{"api_version":"1","generated_at":"2026-07-30T20:39:36+00:00","cve":"CVE-2026-17781","urls":{"html":"https://cve.report/CVE-2026-17781","api":"https://cve.report/api/cve/CVE-2026-17781.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-17781","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-17781"},"summary":{"title":"CVE-2026-17781","description":"Inappropriate implementation in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Medium)","state":"PUBLISHED","assigner":"Chrome","published_at":"2026-07-30 01:16:41","updated_at":"2026-07-30 19:33:40"},"problem_types":["CWE-284","Inappropriate implementation","CWE-284 CWE-284 Improper Access Control"],"metrics":[{"version":"3.1","source":"ADP","type":"DECLARED","score":"4.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","version":"3.1"}},{"version":"3.1","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","score":"4.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"}}],"references":[{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","name":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","refsource":"chrome-cve-admin@google.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://issues.chromium.org/issues/513502990","name":"https://issues.chromium.org/issues/513502990","refsource":"chrome-cve-admin@google.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-17781","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-17781","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Google","product":"Chrome","version":"affected 151.0.7922.72 151.0.7922.72 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","version":"3.1"}},{"other":{"content":{"id":"CVE-2026-17781","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-07-30T17:57:17.925444Z","version":"2.0.3"},"type":"ssvc"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-284","description":"CWE-284 Improper Access Control","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-30T17:57:51.956Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"Chrome","vendor":"Google","versions":[{"lessThan":"151.0.7922.72","status":"affected","version":"151.0.7922.72","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"Inappropriate implementation in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Medium)"}],"problemTypes":[{"descriptions":[{"description":"Inappropriate implementation","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-07-30T00:19:19.409Z","orgId":"ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28","shortName":"Chrome"},"references":[{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html"},{"url":"https://issues.chromium.org/issues/513502990"}]}},"cveMetadata":{"assignerOrgId":"ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28","assignerShortName":"Chrome","cveId":"CVE-2026-17781","datePublished":"2026-07-30T00:19:19.409Z","dateReserved":"2026-07-27T23:34:44.307Z","dateUpdated":"2026-07-30T17:57:51.956Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-30 01:16:41","lastModifiedDate":"2026-07-30 19:33:40","problem_types":["CWE-284","Inappropriate implementation","CWE-284 CWE-284 Improper Access Control"],"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:R/S:U/C:L/I:N/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-30T17:57:17.925444Z","id":"CVE-2026-17781","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"17781","Ordinal":"1","Title":"CVE-2026-17781","CVE":"CVE-2026-17781","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"17781","Ordinal":"1","NoteData":"Inappropriate implementation in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Medium)","Type":"Description","Title":"CVE-2026-17781"}]}}}