Vulnerability · Published May 6, 2026 · Assigned by Chrome
CVE-2026-7998
Medium 5.4
In plain English
A medium-severity improper input validation 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 9% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 91.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Insufficient validation of untrusted input in Dialog in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.24 | qt6-qtwebengine | 6.11.1-r1 | ALPINE-CVE-2026-7998 |
| Debian:12 | chromium | 148.0.7778.96-1~deb12u1 | DEBIAN-CVE-2026-7998 |
| Debian:13 | chromium | 148.0.7778.96-1~deb13u1 | DEBIAN-CVE-2026-7998 |
| Debian:14 | chromium | 148.0.7778.96-1 | DEBIAN-CVE-2026-7998 |
Affected products (as reported)
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L