CVEs / CVE-2026-3909
CVE-2026-3909: Google Skia Out-of-Bounds Write Vulnerability
- Known exploited in the CISA KEV catalog since 13 Mar 2026
- high 8.8 CVSS 3.1 (NVD)
- EPSS 2.34% chance of exploitation in the next 30 days, higher than 83% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Google Skia contains an out-of-bounds write vulnerability that could allow a remote attacker to perform out of bounds memory access via a crafted HTML page. This vulnerability affects Google Chrome and ChromeOS, Android, Flutter, and possibly other products.
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)
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Google Chrome | from 146.0.7680.75, before 146.0.7680.75 | 146.0.7680.75 |
Exploitation
| In CISA KEV since | 13 Mar 2026 |
|---|---|
| Due date for US federal agencies | 27 Mar 2026 |
| Used in ransomware campaigns | Unknown |
| 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. |
Severity
| CVSS 3.1 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-787 |
References
- CVE-2026-3909 on NVD
- CVE-2026-3909 in the CISA KEV catalog
- https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_13.html (cited by CISA)
- CVE-2026-3909 on OSV
- https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_13.html Release Notes, Vendor Advisory
- https://issues.chromium.org/issues/491421267 Permissions Required
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-3909 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.