CVE-2021-30558
Last modified
CVE-2021-30558 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium). EPSS estimates a 11.49% chance of exploitation in the next 30 days.
Description
Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium)
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 91.0.4472.77 |
References
- https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.htmlRelease Notes, Vendor Advisory
- https://crbug.com/916326Exploit, Issue Tracking, Vendor Advisory
- https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.htmlRelease Notes, Vendor Advisory
- https://crbug.com/916326Exploit, Issue Tracking, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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