Vulnerability · Published May 14, 2026 · Assigned by Chrome
CVE-2026-8560
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 0.3% (higher than 17% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 83.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Heap buffer overflow in SwiftShader in Google Chrome on Mac and iOS prior to 148.0.7778.168 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 148.0.7778.167-1~deb12u1 | DEBIAN-CVE-2026-8560 |
| Debian:13 | chromium | 148.0.7778.167-1~deb13u1 | DEBIAN-CVE-2026-8560 |
| Debian:14 | chromium | 148.0.7778.167-1 | DEBIAN-CVE-2026-8560 |
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