{"affected":[{"product":"Chrome","source":"CNA: Chrome","vendor":"Google","versions":[{"lessThan":"157.0.8103.38","status":"affected","version":"157.0.8103.38","versionType":"custom"}]}],"cveId":"CVE-2026-121134","cwes":["CWE-221"],"description":"Information loss in BackgroundFetch in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)","epss":null,"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793738573410,"publishedAt":1793738573410,"references":[{"source":"CNA: Chrome","tags":[],"url":"https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html"},{"source":"CNA: Chrome","tags":[],"url":"https://issues.chromium.org/issues/498000798"}],"remediation":[],"revision":"3c0c2f7cf3a3e3e8709a59fcb29ffb3a0804f4de3cd4f1b75f515ab8c5130b53","sources":[{"modifiedAt":1793738573410,"name":"CNA: Chrome","retrievedAt":1793740531187,"url":"https://www.cve.org/CVERecord?id=CVE-2026-121134"}],"ssvc":null,"status":"published","title":"CVE-2026-121134","updatedAt":1793740531187}