CVE-2020-6509

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

Use after free in extensions in Google Chrome prior to 83.0.4103.116 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-6509

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202006-12

OS impact

OSVersionStatusFixed in
arch archfixed83.0.4103.116-1
debian debianbookwormfixed83.0.4103.116-1
debian debianbullseyefixed83.0.4103.116-1
debian debianforkyfixed83.0.4103.116-1
debian debiansidfixed83.0.4103.116-1
debian debiantrixiefixed83.0.4103.116-1

References

Verify integrity in audit chain (admin only). AS-IS.