Vulnerability · Published Jun 4, 2026 · Assigned by Chrome
CVE-2026-11277
Medium 4.3
In plain English
A medium-severity improper access control 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 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.2%top 88.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Insufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to bypass discretionary access control via a crafted HTML page. (Chromium security severity: Low)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 149.0.7827.53-1~deb12u1 | DEBIAN-CVE-2026-11277 |
| Debian:13 | chromium | 149.0.7827.53-1~deb13u1 | DEBIAN-CVE-2026-11277 |
| Debian:14 | chromium | 149.0.7827.53-1 | DEBIAN-CVE-2026-11277 |
Affected products (as reported)
Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N