CVE-2025-10585

Name: CVE-2025-10585
Creator: NVD / NIST
Published: 2025-09-24T17:15:39.473+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10Actively ExploitedEPSS 5.42%

Last modified Jun 17, 2026

CVE-2025-10585 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High). CISA has confirmed active exploitation in the wild. EPSS estimates a 5.42% chance of exploitation in the next 30 days.

Description

Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

5.42%

91.7th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Oct 14, 2025.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Google	Chrome	< 140.0.7339.185

References

https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop_17.htmlRelease Notes, Vendor Advisory
https://issues.chromium.org/issues/445380761Issue Tracking, Permissions Required
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-10585US Government Resource

Timeline

Published: Sep 24, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-10585?

Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

How severe is CVE-2025-10585?

CVE-2025-10585 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.42% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2025-10585?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-10585?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST