Paper/Archive/CVE-2026-87544

CVE-2026-87544

Google Chrome — Incorrect authorization in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restricti…

EPSS 0.3%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 26.9.269 × 205.4 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

Incorrect authorization in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions into a privileged page via a crafted HTML page. (Chromium security severity: Low)

Affected

ProductAffectedFixed inSource

Chrome153.0.8010.36 – < 153.0.8010.36153.0.8010.36CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADP8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refchromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html refissues.chromium.org/issues/542355360