CVE-2026-3920
published 2026-03-11CVE-2026-3920: Out of bounds memory access in WebML in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption via a crafted…
PriorityP350high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.29%
21.3th percentile
Out of bounds memory access in WebML in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 146.0.7680.71-1~deb12u1 | 146.0.7680.71-1~deb12u1 |
| chromium | chromium | >= 0 < 146.0.7680.71-1~deb13u1 | 146.0.7680.71-1~deb13u1 |
| chromium | chromium | >= 0 < 146.0.7680.71-1 | 146.0.7680.71-1 |
| debian | chromium | < chromium 146.0.7680.71-1~deb12u1 (bookworm) | chromium 146.0.7680.71-1~deb12u1 (bookworm) |
| chrome | < 146.0.7680.71 | 146.0.7680.71 | |
| chrome | >= 146.0.7680.71 < 146.0.7680.71 | 146.0.7680.71 | |
| chrome_chrome | — | — | |
| msrc | microsoft_edge | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
osv8.8HIGH
vendor_debian8.8HIGH
vendor_msrc8.8HIGH
vendor_redhat8.8HIGH
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Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-3920
vendor_chrome·2026-03-24·CVSS 8.8
CVE-2026-3920 [HIGH] Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-3920
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-3920
Microsoft
Chromium: CVE-2026-3920 Out of bounds memory access in WebML
vendor_msrc·2026-03-10·CVSS 8.8
CVE-2026-3920 [HIGH] Chromium: CVE-2026-3920 Out of bounds memory access in WebML
Chromium: CVE-2026-3920 Out of bounds memory access in WebML
Description: This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
FAQ: Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable.
How can I see the version of the browser?
In your Microsoft Edge browser, click on the 3 dots (...) on the very right-hand side of the window
Click on Help and Feedback
Click on About Microsoft Edge
Red Hat
chromium-browser: Out of bounds memory access in WebML
vendor_redhat·2026-03-10·CVSS 8.8
CVE-2026-3920 [HIGH] chromium-browser: Out of bounds memory access in WebML
chromium-browser: Out of bounds memory access in WebML
Out of bounds memory access in WebML in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
An out of bounds memory access flaw was found in the WebML component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=482875307
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
Debian
CVE-2026-3920: chromium - Out of bounds memory access in WebML in Google Chrome prior to 146.0.7680.71 all...
vendor_debian·2026·CVSS 8.8
CVE-2026-3920 [HIGH] CVE-2026-3920: chromium - Out of bounds memory access in WebML in Google Chrome prior to 146.0.7680.71 all...
Out of bounds memory access in WebML in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Scope: local
bookworm: resolved (fixed in 146.0.7680.71-1~deb12u1)
bullseye: open
forky: resolved (fixed in 146.0.7680.71-1)
sid: resolved (fixed in 146.0.7680.71-1)
trixie: resolved (fixed in 146.0.7680.71-1~deb13u1)
GHSA
GHSA-vmg7-mm7m-x7r2: Out of bounds memory access in WebML in Google Chrome prior to 146
ghsa_unreviewed·2026-03-12
CVE-2026-3920 [HIGH] CWE-125 GHSA-vmg7-mm7m-x7r2: Out of bounds memory access in WebML in Google Chrome prior to 146
Out of bounds memory access in WebML in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
OSV
CVE-2026-3920: Out of bounds memory access in WebML in Google Chrome prior to 146
osv·2026-03-11·CVSS 8.8
CVE-2026-3920 [HIGH] CVE-2026-3920: Out of bounds memory access in WebML in Google Chrome prior to 146
Out of bounds memory access in WebML in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
No detection rules found.
No public exploits indexed.
2026-03-11
Published