CVE-2026-87551CWE-295

CVE-2026-87551

Medium · published September 9, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
7.1
In the wild
Unconfirmed
What it is

Improper certificate validation in CORS in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network traffic. (Chromium security severity: Low)

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:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00180 · 7.1th percentile
Weakness
CWE-295 · Improper Certificate Validation
Published
2026-09-09T05:17Z
Affected products (1)
ProductVersionsFixed in
google/chrome< 153.0.8010.36153.0.8010.36
References (2)
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html · [email protected]https://issues.chromium.org/issues/540070236 · [email protected]
EPSS history
Timeline
  • 15 SEP 03:22Z
    EPSS moved — → 0%
    epss
  • 09 SEP 00:10Z
    Improper certificate validation in CORS in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin…
    cvelistv5