Vulnerability · Published Apr 15, 2026 · Assigned by Chrome
CVE-2026-6298
Medium 4.3
In plain English
A medium-severity heap buffer overflow in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.5%top 59.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Heap buffer overflow in Skia in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Critical)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.23 | qt6-qtwebengine | 6.10.3-r2 | ALPINE-CVE-2026-6298 |
| Alpine:v3.24 | qt6-qtwebengine | 6.11.0-r4 | ALPINE-CVE-2026-6298 |
| Debian:12 | chromium | 147.0.7727.101-1~deb12u1 | DEBIAN-CVE-2026-6298 |
| Debian:13 | chromium | 147.0.7727.101-1~deb13u1 | DEBIAN-CVE-2026-6298 |
| Debian:14 | chromium | 147.0.7727.101-1 | DEBIAN-CVE-2026-6298 |
| Debian:14 | libskia | 146.20260414~git.ef5f213+dfsg-1 | DEBIAN-CVE-2026-6298 |
| Debian:12 | webkit2gtk | no fix listed | DEBIAN-CVE-2026-6298 |
| Debian:13 | webkit2gtk | 2.54.0-1~deb13u1 | DEBIAN-CVE-2026-6298 |
| Debian:14 | webkit2gtk | no fix listed | DEBIAN-CVE-2026-6298 |
| Debian:12 | wpewebkit | no fix listed | DEBIAN-CVE-2026-6298 |
| Debian:13 | wpewebkit | no fix listed | DEBIAN-CVE-2026-6298 |
| Debian:14 | wpewebkit | 2.54.0-1 | DEBIAN-CVE-2026-6298 |
| Ubuntu:26.04:LTS | libskia | no fix listed | UBUNTU-CVE-2026-6298 |
| Ubuntu:26.10 | libskia | no fix listed | UBUNTU-CVE-2026-6298 |
Affected products (as reported)
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N