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Google · Chromium Mojo

CVE-2022-3075

Google Chromium Mojo Insufficient Data Validation Vulnerability

CISA KEV record

CISA date added
2022-09-08
CISA due date
2022-09-29
Known ransomware use
Unknown

NVD risk context

9.6 CRITICAL

CVSS is a technical severity score. CISA’s KEV status remains the evidence that this vulnerability is known to be exploited.

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Attack vector
Network
The vulnerable service can be reached remotely over a network.
Attack complexity
Low
Exploitation does not require unusual conditions beyond normal attacker control.
Privileges required
None
The attacker does not need an existing account or privileges.
User interaction
Required
A user must take an action, such as opening a file or link.

Description

Google Chromium Mojo contains an insufficient data validation vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Required action

Apply updates per vendor instructions.

NVD reference index

Vendor and remediation references

NVD has tagged these sources as vendor advisories, patches, mitigations, or release notes.

Other NVD references (4)

MITRE CWE context

CWE classification

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

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NVD record timing

NVD record timeline

These dates describe NVD’s record, not CISA’s KEV addition or remediation due date.

NVD published
Sep 26, 2022, 04:15 PM UTC
When NVD first published this CVE record.
NVD last updated
Jun 17, 2026, 04:58 AM UTC
When NVD last changed its analysis or record data.
Advanced: view the technical CVSS vector

This standardized code is intended for security tools and technical analysts. The plain-language risk summary above explains its main points.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

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CISA notes

https://chromereleases.googleblog.com/2022/09/stable-channel-update-for-desktop.html, https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-3075; https://nvd.nist.gov/vuln/detail/CVE-2022-3075