CVE-2021-38003

high

Description

Inappropriate implementation in V8 in Google Chrome prior to 95.0.4638.69 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

References

https://www.debian.org/security/2022/dsa-5046

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3W46HRT2UVHWSLZB6JZHQF6JNQWKV744/

https://thehackernews.com/2026/09/china-linked-unc3569-exploited-sogou.html

https://thehackernews.com/2025/12/intellexa-leaks-reveal-zero-days-and.html

https://www.tenable.com/cyber-exposure/2021-threat-landscape-retrospective

https://github.com/SpiralBL0CK/Chrome-V8-RCE-CVE-2021-38003

https://github.com/star-sg/CVE

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38003

https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-24476

https://crbug.com/1263462

https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_28.html

Details

Source: Mitre, NVD

Published: 2021-11-23

Updated: 2026-06-17

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.38573

Detections

Analytics