What’s Vulnerable › Vulnerabilities

CVE-2026-91732

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-09-15 · updated 2026-09-18
• Weakness: CWE-862

Description

Missing authorization in AppManifest in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

Affected products

• Google Chrome: before 153.0.8010.47 — fixed in 153.0.8010.47

How to fix

Upgrade to a fixed version: Google Chrome 153.0.8010.47. Check the vendor advisory for mitigations.

In the news

• Chromium CVE-2026-91732: Missing authorization

References

• https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html
• https://issues.chromium.org/issues/511062248

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