CVE-2021-30551

🔥 Known Exploited (CISA KEV)HIGH

8.8

CVSS Severity Score

EPSS Score26.2380%

EPSS Percentile95.20th

Published2021-06-15

Last Modified2025-10-24

Data SourcesNVDCISA KEVFIRST.org EPSS

Vulnerability 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.

Affected Platforms (CPE)

📦

Google

Chrome

< 91.0.4472.101

💻

Fedoraproject

Fedora

= 33= 34

References & Advisories

🔗 https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop.html

🔗 https://crbug.com/1216437

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/

🔗 https://security.gentoo.org/glsa/202107-06

🔗 https://security.gentoo.org/glsa/202208-25

🔗 https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop.html

🔗 https://crbug.com/1216437

CVE-2021-30551

Vulnerability Description

Affected Platforms (CPE)

Chrome

Fedora

References & Advisories

相關資安分析文章

每日全球网络威胁情报摘要｜2026 年 7 月 30 日

每日全球网络威胁情报摘要｜2026 年 7 月 24 日

相关漏洞威胁