CVE-2021-30627
HIGHCVSS 8.8/10EPSS 0.88%
Last modified
CVE-2021-30627 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Type confusion in Blink layout in Google Chrome prior to 93.0.4577.82 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.. EPSS estimates a 0.88% chance of exploitation in the next 30 days.
Description
Type confusion in Blink layout in Google Chrome prior to 93.0.4577.82 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 93.0.4577.82 | |
| Fedoraproject | Fedora | 33 |
| Fedoraproject | Fedora | 35 |
References
- https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1245786Permissions Required, Vendor Advisory
- https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1245786Permissions Required, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-30627?
Type confusion in Blink layout in Google Chrome prior to 93.0.4577.82 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
How severe is CVE-2021-30627?
CVE-2021-30627 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30627?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-30621Chromium: CVE-2021-30621 UI Spoofing in Autofill6.5
- CVE-2021-30622Chromium: CVE-2021-30622 Use after free in WebApp Installs8.8
- CVE-2021-30623Chromium: CVE-2021-30623 Use after free in Bookmarks8.8
- CVE-2021-30624Chromium: CVE-2021-30624 Use after free in Autofill8.8
- CVE-2021-30625Use after free in Selection API in Google Chrome prior to 93…8.8
- CVE-2021-30626Out of bounds memory access in ANGLE in Google Chrome prior …8.8
- CVE-2021-30628Stack buffer overflow in ANGLE in Google Chrome prior to 93.…8.8
- CVE-2021-30629Use after free in Permissions in Google Chrome prior to 93.0…8.8
- CVE-2021-3063An improper handling of exceptional conditions vulnerability…7.5
- CVE-2021-30630Inappropriate implementation in Blink in Google Chrome prior…4.3
- CVE-2021-30631Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2021-30632Out of bounds write in V8 in Google Chrome prior to 93.0.457…8.8
Are you affected by CVE-2021-30627?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST