CVE-2026-7977

Inappropriate implementation in Canvas in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to bypass same origin policy via a crafted HTML page

Medium · published May 6, 2026

CVSS v3.1
6.3
EPSS
0%
Percentile
7.8
In the wild
Unconfirmed
What it is

Inappropriate implementation in Canvas in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium)

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00187 · 7.8th percentile
Published
2026-05-06T18:12Z
EPSS history
Timeline
  • 06 MAY 18:12Z
    Inappropriate implementation in Canvas in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to bypass same origin policy via a crafted HTML page
    cvelistv5