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Vulnerability details: VCID-v547-6z4g-kba3
Vulnerability ID VCID-v547-6z4g-kba3
Aliases CVE-2021-30535
Summary Double free in ICU in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
epss 0.00559 https://api.first.org/data/v1/epss?cve=CVE-2021-30535
archlinux High https://security.archlinux.org/AVG-1990
archlinux High https://security.archlinux.org/AVG-1991
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-30535
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30535
990079 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=990079
ASA-202106-2 https://security.archlinux.org/ASA-202106-2
AVG-1990 https://security.archlinux.org/AVG-1990
AVG-1991 https://security.archlinux.org/AVG-1991
USN-5156-1 https://usn.ubuntu.com/5156-1/
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.68173
EPSS Score 0.00559
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T16:34:47.176593+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.0.0