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CRITICAL CISA KEV

CVE-2023-6345

CVSS v3

9.6

CRITICAL

EPSS Score

16.5 %

exploit probability, as of 2026-10-18

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • CVE-2023-6345 Red Hat Product Security

    chromium-browser: Integer overflow

Full record on NVD

Description

Integer overflow in Skia in Google Chrome prior to 119.0.6045.199 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)

CISA Known Exploited Vulnerability

Date Added
2023-11-30
Patch Due Date
2023-12-21
Ransomware Use
Unknown

Technical details

Published
2023-11-29

Frequently asked questions

What is CVE-2023-6345?

Integer overflow in Skia in Google Chrome prior to 119.0.6045.199 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)

Is CVE-2023-6345 actively exploited?

Yes. CVE-2023-6345 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2023-12-21.

What is the CVSS score for CVE-2023-6345?

CVE-2023-6345 has a CVSS v3 base score of 9.6 (CRITICAL severity).

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