CVE-2021-30551
- State
- Published
- Severity
- 8.8 High
- Published
- Jun 15, 2021
- Updated
- Oct 21, 2025
- Reserved
- Apr 13, 2021
Description
Type confusion in V8 in Google Chrome prior to 91.0.4472.101 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')
Affected Products
| Product | Versions |
|---|---|
ChromeGoogle |
|
References
- https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop.html
- https://crbug.com/1216437
- GLSA-202107-06vendor-advisory
- FEDORA-2021-f94dadff78vendor-advisory
- FEDORA-2021-ca58c57bdfvendor-advisory
- GLSA-202208-25vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30551government-resource
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