CVE-2026-78948CWE-122

CVE-2026-78948

Critical · published August 26, 2026

CVSS v3.1
9.6
EPSS
1%
Percentile
42.3
In the wild
Unconfirmed
What it is

Buffer overflow in WebGL in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00506 · 42.3th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-08-26T01:17Z
Affected products (1)
ProductVersionsFixed in
google/chrome< 152.0.7977.65152.0.7977.65
References (2)
https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html · [email protected]https://issues.chromium.org/issues/529991907 · [email protected]
EPSS history
Timeline
  • 27 AUG 06:46Z
    EPSS moved — → 0%
    epss
  • 25 AUG 20:10Z
    Buffer overflow in WebGL in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML…
    cvelistv5