CVE-2021-21221 — Improper Input Validation in Google Chrome

CWE-20 — Improper Input Validation6 documents6 sources
Severity
6.5MEDIUMNVD
EPSS
1.2%
top 21.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Google ChromeChromiumDebian Chromium+4 more
Timeline
PublishedApr 26
Latest updateMay 24

Description

Insufficient validation of untrusted input in Mojo in Google Chrome prior to 90.0.4430.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages6 packages

▶CVEListV5google/chromeunspecified — 90.0.4430.72
▶NVDgoogle/chrome< 90.0.4430.72
▶debiandebian/chromium< chromium 90.0.4430.72-1 (bookworm)
▶Debianchromium/chromium< 90.0.4430.72-1+3

Also affects: Debian Linux 10.0, Fedora 32, 33, 34

🔴Vulnerability Details

2
GHSA
GHSA-6588-v2fw-rm5w: Insufficient validation of untrusted input in Mojo in Google Chrome prior to 90↗2022-05-24
▶
OSV
CVE-2021-21221: Insufficient validation of untrusted input in Mojo in Google Chrome prior to 90↗2021-04-26
▶

📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-21204↗2021-04-14
▶
Microsoft
Chromium: CVE-2021-21221 Insufficient validation of untrusted input in Mojo↗2021-04-13
▶
Debian
CVE-2021-21221: chromium - Insufficient validation of untrusted input in Mojo in Google Chrome prior to 90....↗2021
▶