{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-12017", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "state": "PUBLISHED", "assignerShortName": "Chrome", "dateReserved": "2026-06-11T18:16:05.032Z", "datePublished": "2026-06-11T20:48:08.507Z", "dateUpdated": "2026-06-12T01:37:16.443Z"}, "containers": {"cna": {"affected": [{"vendor": "Google", "product": "Chrome", "versions": [{"version": "149.0.7827.115", "status": "affected", "lessThan": "149.0.7827.115", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Insufficient validation of untrusted input", "cweId": "CWE-20"}]}], "providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2026-06-11T20:48:08.507Z"}, "references": [{"url": "https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01962725236.html"}, {"url": "https://issues.chromium.org/issues/516797143"}]}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.1, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-06-12T01:36:59.433945Z", "id": "CVE-2026-12017", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-12T01:37:16.443Z"}}]}}

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{"bugzilla": {"description": "chromium-browser: chromium-browser: Insufficient validation of untrusted input\u00a0 Extensions", "id": "2488059", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2488059"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.0", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N", "status": "draft"}, "cwe": "CWE-653", "details": ["The following flaw was identified in the Chromium browser: Insufficient validation of untrusted input\u00a0 Extensions.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=516797143"], "name": "CVE-2026-12017", "public_date": "2026-06-11T20:48:08Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-12017\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-12017\nhttps://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01962725236.html\nhttps://issues.chromium.org/issues/516797143"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Important"}

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