CVE-2021-30630

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

Description

Inappropriate implementation in Blink in Google Chrome prior to 93.0.4577.82 allowed a remote attacker who had compromised the renderer process to leak cross-origin data 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-2021-30630

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202109-6

OS impact

OSVersionStatusFixed in
arch archfixed4.2.2406.44-1
debian debianbookwormfixed93.0.4577.82-1
debian debianbullseyefixed93.0.4577.82-1
debian debianforkyfixed93.0.4577.82-1
debian debiansidfixed93.0.4577.82-1
debian debiantrixiefixed93.0.4577.82-1

References

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