CVE-2021-21107

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

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.

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-2021-21107

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202101-6

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202101-20

OS impact

OSVersionStatusFixed in
arch archfixed3.5.2115.87-1
debian debianbookwormfixed87.0.4280.141-0.1
debian debianbullseyefixed87.0.4280.141-0.1
debian debianforkyfixed87.0.4280.141-0.1
debian debiansidfixed87.0.4280.141-0.1
debian debiantrixiefixed87.0.4280.141-0.1

References

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