Vulnerability · Published Sep 3, 2021 · Assigned by Chrome
CVE-2021-30606
High 8.8
In plain English
A high-severity security flaw in Microsoft Edge (Chromium-based) from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.1% (higher than 91% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)4.1%top 9.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Chromium: CVE-2021-30606 Use after free in Blink
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | chromium | 93.0.4577.63-r0 | ALPINE-CVE-2021-30606 |
| Alpine:v3.21 | chromium | 93.0.4577.63-r0 | ALPINE-CVE-2021-30606 |
| Alpine:v3.22 | chromium | 93.0.4577.63-r0 | ALPINE-CVE-2021-30606 |
| Alpine:v3.23 | chromium | 93.0.4577.63-r0 | ALPINE-CVE-2021-30606 |
| Alpine:v3.24 | chromium | 93.0.4577.63-r0 | ALPINE-CVE-2021-30606 |
| Debian:12 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30606 |
| Debian:13 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30606 |
| Debian:14 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30606 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) | unspecified |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30606 x_refsource_MISC
- FEDORA-2021-02b301441f vendor-advisory, x_refsource_FEDORA