{"id":"CVE-2026-6300","published":"2026-04-15T19:04:48Z","modified":"2026-05-26T17:47:42Z","title":"Use after free in CSS in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code…","vendor":"Google","product":"Chrome","tier":"tail","description":{"text":"Use after free in CSS in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)","provenance":"source","from":"CVE.org"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"CISA ADP Vulnrichment"},"epss":{"score":0.00341,"percentile":0.2754,"provenance":"source"},"cwes":[{"id":"CWE-416","name":"Use After Free"}],"references":[{"url":"https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html","tags":[]},{"url":"https://issues.chromium.org/issues/491994185","tags":[]}],"priority":{"score":16.7,"factors":[{"name":"EPSS percentile","points":5.51},{"name":"Public exploit code","points":5.0},{"name":"CVSS severity","points":6.16}]},"exploitSources":{"pocGithub":{"count":1,"skipped":0,"earliest":"2026-07-07","earliestUrl":"https://github.com/notthemystery/CVE-2026-6300-PoC","repos":[{"name":"notthemystery/CVE-2026-6300-PoC","url":"https://github.com/notthemystery/CVE-2026-6300-PoC","stars":0,"created":"2026-07-07"}]},"first":{"date":"2026-07-07","source":"PoC-in-GitHub","url":"https://github.com/notthemystery/CVE-2026-6300-PoC"},"provenance":"source"},"vendorSlug":"google","affectedVersions":[{"vendor":"Google","product":"Chrome","versions":[">= 147.0.7727.101, < 147.0.7727.101"]}],"euvd":{"id":"EUVD-2026-23042","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-google-chrome-cwe-416"}}