VDB
CVE-2026-87580
CVE-2026-87580
PUBLISHED
CVSS 6.5 MEDIUM
Reported by Chrome · Published September 9, 2026
Incorrect authorization in WebAppInstalls in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Chrome | 153.0.8010.36 | |
| Chrome | 153.0.8010.36, 153.0.8010.36 |
Timeline
- Sep 9, 2026 EPSS Score
- Sep 9, 2026 Coalition ESS Score
- Sep 9, 2026 CVE Published
- Sep 10, 2026 CVE Updated
- Sep 11, 2026 EPSS Score
- Sep 12, 2026 EPSS Score
- Sep 17, 2026 EPSS Score
- Sep 18, 2026 EPSS Score