CVE-2021-30533
high
KEV
CVSS v3
—
CVSS v2
—
VIR risk
9.5
Description
Google Chromium PopupBlocker contains an insufficient policy enforcement vulnerability that allows a remote attacker to bypass navigation restrictions via a crafted iframe. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
CISA KEV
- Vendor
- Product
- Chromium PopupBlocker
- Due date
- 2022-07-18
Predictions
Exploit likelihood
99%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2021-30533
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-30533
Vendor advisory: arch — https://security.archlinux.org/ASA-202106-2
Exploits
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 4.0.2312.24-1 | |
| debian | bookworm | fixed | 93.0.4577.82-1 |
| debian | bullseye | fixed | 93.0.4577.82-1 |
| debian | forky | fixed | 93.0.4577.82-1 |
| debian | sid | fixed | 93.0.4577.82-1 |
| debian | trixie | fixed | 93.0.4577.82-1 |
References
Verify integrity in audit chain (admin only). AS-IS.