What is CVE-2022-3075?

CVE-2022-3075 is a critical-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 9.6/10. Published 2022-09-26.

How severe is CVE-2022-3075?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Is CVE-2022-3075 known to be exploited?

Yes. CVE-2022-3075 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-09-08), indicating it is being actively exploited. 6 public proof-of-concept repositories are indexed.

Improper input validation in Google Chrome

CVE-2022-3075

Insufficient data validation in Mojo in Google Chrome prior to 105.0.5195.102 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2022-09-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.058 (93.1th percentile), scored 2026-10-18.

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.058 · newest: 0.058 · change: +0.001

Affected products

Google Chrome — versions unspecified
Fedoraproject Fedora — versions 37

Weakness classification (CWE)

CWE-20 — Improper Input Validation

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-09-08. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-09-29.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

crbug.com/1358134 (Permissions Required)
chromereleases.googleblog.com/2022/09/stable-channel-update-for-desktop.html (Release Notes, Vendor Advisory)
security.gentoo.org/glsa/202209-23 (vendor-advisory, Third Party Advisory)
lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Third Party Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2022-3075?: CVE-2022-3075 is a critical-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 9.6/10. Published 2022-09-26.
How severe is CVE-2022-3075?: Critical severity. CVSS v3 base score is 9.6 out of 10.
Is CVE-2022-3075 known to be exploited?: Yes. CVE-2022-3075 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-09-08), indicating it is being actively exploited. 6 public proof-of-concept repositories are indexed.