Vulnerability · Published Apr 15, 2026 · Assigned by Chrome
CVE-2026-6361
High 8.3
In plain English
A high-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 0.3% (higher than 24% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)8.3High
Exploit odds (30 days)0.3%top 76.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Heap buffer overflow in PDFium in Google Chrome on Windows prior to 147.0.7727.101 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted PDF file. (Chromium security severity: High)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.23 | qt6-qtwebengine | 6.10.3-r2 | ALPINE-CVE-2026-6361 |
| Alpine:v3.24 | qt6-qtwebengine | 6.11.0-r4 | ALPINE-CVE-2026-6361 |
| Debian:12 | chromium | 147.0.7727.101-1~deb12u1 | DEBIAN-CVE-2026-6361 |
| Debian:13 | chromium | 147.0.7727.101-1~deb13u1 | DEBIAN-CVE-2026-6361 |
| Debian:14 | chromium | 147.0.7727.101-1 | DEBIAN-CVE-2026-6361 |
Affected products (as reported)
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H