KEV · Actively exploited
CVE-2021-37973
CVE-2021-37973 is actively exploited (CISA KEV catalog) : critical severity (CVSS 9.6), 2 tracked apps concerned, none still exposed on their current version.
- Severity (CVSS)
- 9.6
- Exploitation
- Confirmed
- Tracked apps
- 2
- Still exposed
- 0
NVD scale
CISA KEV · EPSS predicts 11.6 %
Use after free in Portals in Google Chrome prior to 94.0.4606.61 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Attack vector : Network
No privileges required
Show raw CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS
11.64%
predictive model; CISA confirms active exploitation
percentile 95.7%
CISA Known Exploited Vulnerability
- Added to KEV
- 2021-11-03
- Remediation deadline
- 2021-11-17
- Required action
- Apply updates per vendor instructions.
- Ransomware
- Unknown (not documented by CISA)
Tracked apps referencing this CVE
For each app: the affected range, the fixing version, and where the tracked app stands today.
-
Affected <94.0.4606.61 Fixed in 94.0.4606.61 Latest tracked - undetermined
-
Vulnerable CPE configurations (2)
| Vendor | Product | Platform | Versions | CPE 2.3 URI |
|---|---|---|---|---|
|
chrome All platforms (wildcard)
|
All platforms (wildcard) | <94.0.4606.61 | cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* | |
|
chrome All platforms (wildcard)
|
All platforms (wildcard) | <94.0.4606.61 | cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* |