{"id":"CVE-2026-7339","published":"2026-04-28T22:36:08Z","modified":"2026-04-30T03:55:28Z","title":"Heap buffer overflow in WebRTC in Google Chrome prior to 147.0.7727.138 allowed a remote attacker to potentially…","vendor":"Google","product":"Chrome","tier":"tail","description":{"text":"Heap buffer overflow in WebRTC in Google Chrome prior to 147.0.7727.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)","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":0.00331,"percentile":0.26156,"provenance":"source"},"cwes":[{"id":"CWE-122","name":"Heap-based Buffer Overflow"}],"references":[{"url":"https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html","tags":[]},{"url":"https://issues.chromium.org/issues/493957495","tags":[]}],"priority":{"score":11.4,"factors":[{"name":"EPSS percentile","points":5.23},{"name":"CVSS severity","points":6.16}]},"vendorSlug":"google","affectedVersions":[{"vendor":"Google","product":"Chrome","versions":[">= 147.0.7727.138, < 147.0.7727.138"]}],"euvd":{"id":"EUVD-2026-26165","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-google-chrome-cwe-122"}}