Detections
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CVE-2026-3909

high

Description

Out of bounds write in Skia in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)

References

https://www.securityweek.com/exploited-zero-day-among-21-vulnerabilities-patched-in-chrome/

https://www.bleepingcomputer.com/news/security/google-fixes-fourth-chrome-zero-day-exploited-in-attacks-in-2026/

https://thehackernews.com/2026/04/new-chrome-zero-day-cve-2026-5281-under.html

https://securityaffairs.com/190265/hacking/google-fixes-fourth-actively-exploited-chrome-zero-day-of-2026.html

https://www.securityweek.com/chrome-146-update-patches-high-severity-vulnerabilities/

https://www.theregister.com/2026/03/13/google_zeroday_chrome_update/

https://www.securityweek.com/chrome-146-update-patches-two-exploited-zero-days/

https://www.cisa.gov/news-events/alerts/2026/03/13/cisa-adds-two-known-exploited-vulnerabilities-catalog

https://www.bleepingcomputer.com/news/google/google-fixes-two-new-chrome-zero-days-exploited-in-attacks/

https://thehackernews.com/2026/03/google-fixes-two-chrome-zero-days.html

https://securityaffairs.com/189411/security/u-s-cisa-adds-google-chrome-flaws-to-its-known-exploited-vulnerabilities-catalog.html

https://securityaffairs.com/189373/hacking/google-fixed-two-new-actively-exploited-flaws-in-the-chrome-browser.html

http://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_13.html

https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_12.html

http://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_12.html

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-3909

https://issues.chromium.org/issues/491421267

https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_13.html

Details

Source: Mitre, NVD

Published: 2026-03-13

Updated: 2026-03-25

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 8.8

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

Severity: High

EPSS

EPSS: 0.05129

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability Being Monitored