CVE-2026-103621CWE-190

CVE-2026-103621

Medium · published October 2, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
9.6
In the wild
Unconfirmed
What it is

Integer overflow in Compositing in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00202 · 9.6th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2026-10-02T20:16Z
Affected products (1)
ProductVersionsFixed in
google/chrome< 154.0.8037.97154.0.8037.97
References (2)
https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop.html · [email protected]https://issues.chromium.org/issues/556268833 · [email protected]
EPSS history
Timeline
  • 04 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 02 OCT 16:07Z
    Integer overflow in Compositing in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to leak cross-origin data via a crafted HTML page
    cvelistv5