How severe is CVE-2025-13223?

CVE-2025-13223 has a CVSS 3.1 base score of 8.8 (HIGH). EPSS estimates a 5.0% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2025-13223: Google Chromium V8 Type Confusion

CISA Known Exploited Vulnerabilities

Google Chromium V8 Type Confusion Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2025-11-19

Remediation due

2025-12-10

Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CISA notes
https://chromereleases.googleblog.com/2025/11/stable-channel-update-for-desktop_17.html ; https://nvd.nist.gov/vuln/detail/CVE-2025-13223

Description

Type Confusion in V8 in Google Chrome prior to 142.0.7444.175 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Severity

CVSS 3.1 · CISA8.8 HIGH

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

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
Google	Chrome	0 to <142.0.7444.175

References

2 Links

Other references

Record Details

Published

2025-11-17

Last updated

2026-09-21

Assigner (CNA)

Chrome

Credited to

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CVE-2020-64188.8

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.