vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2021-21107

CRITICAL
9.6
CVSS Score
Published: January 8, 2021 at 05:56 PM UTC
Updated: June 17, 2026 at 03:34 AM UTC
3 products affected across 3 vendorsDebian LinuxChromeFedora· also runs on 1 platform

Using Chrome by Google?

Get instant alerts when new vulnerabilities affect Chrome - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
CRITICAL9.6
Exploit prediction
EPSS 1%

Description

Use after free in drag and drop in Google Chrome on Linux prior to 87.0.4280.141 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Debian Linux· Debiandrupal
95%
10.0
Fedora· Fedora Projectrpm
95%
3233
Chrome· Googlenpm
95%
v < 87.0.4280.141
Affected range stops below 87.0.4280.141, so it looks safe — our inference, not a vendor statement
linux-linux-kernel (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

References (6)

x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html
x_refsource_MISCPermissions RequiredVendor Advisory
Source: [email protected]
https://crbug.com/1153595
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/
Vendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202101-05
Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2021/dsa-4832

CVSS

9.6CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card