PatchSiren

PatchSiren cyber security CVE debrief

CVE-2022-3075 Google CVE debrief

CVE-2022-3075 is a Google Chromium Mojo insufficient data validation vulnerability that CISA added to the Known Exploited Vulnerabilities catalog on 2022-09-08. Because it is KEV-listed, defenders should treat it as a prompt remediation item for affected Chromium-based deployments and follow vendor update guidance without delay.

Vendor
Google
Product
Chromium Mojo
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-09-08
Original CVE updated
2022-09-08
Advisory published
2022-09-08
Advisory updated
2022-09-08

Who should care

Security teams, endpoint administrators, and browser-management teams responsible for Google Chromium or Chromium-based products that use Mojo components.

Technical summary

The supplied corpus identifies CVE-2022-3075 as an insufficient data validation issue in Google Chromium Mojo. CISA’s KEV listing signals that the vulnerability is considered known exploited, so the defensive takeaway is to prioritize patching affected Chromium-based software and confirm remediation across managed fleets. The corpus does not include deeper exploit mechanics or product-version scope, so remediation guidance should rely on the linked vendor and CISA resources.

Defensive priority

High. KEV inclusion and the 2022-09-29 due date indicate this should be remediated promptly on all exposed and managed systems.

Recommended defensive actions

  • Apply updates per vendor instructions for affected Google Chromium / Chromium-based deployments.
  • Verify that browser and embedded Chromium components are updated across all managed endpoints.
  • Prioritize internet-facing, user-facing, and high-risk systems first.
  • Use the linked vendor and CISA resources to confirm fixed versions and deployment guidance.
  • Track remediation status against the KEV due date of 2022-09-29 for governance and exception handling.

Evidence notes

Evidence is limited to the supplied CISA KEV metadata and official reference links. The corpus explicitly states: vendorProject=Google, product=Chromium Mojo, vulnerabilityName=Google Chromium Mojo Insufficient Data Validation Vulnerability, dateAdded=2022-09-08, dueDate=2022-09-29, and requiredAction=Apply updates per vendor instructions. No additional exploit details were supplied, so this debrief avoids unsupported claims.

Official resources

CISA listed CVE-2022-3075 in the Known Exploited Vulnerabilities catalog on 2022-09-08. The supplied corpus does not specify public exploit details, affected version ranges, or a confirmed ransomware association.