CVE-2026-87608

7.5 highEPSS 0.3%

High (7.5) in google chrome. EPSS 0.3% chance of exploitation in the next 30 days.

Improper certificate validation in FedCM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network traffic. (Chromium security severity: Low)

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 17% of CVEs (scores of 2026-10-31)
CWE: CWE-295
Published: 2026-09-09
Modified: 2026-09-14
Record from: the NVD, synced 2026-10-19

Affected

google:chrome

References

https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
https://issues.chromium.org/issues/540072282

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