CVEPublished 2026-08-25Modified 2026-08-280 articles on news5 live referencesNVD data

CVE-2026-78966Google · Chrome

Vulnerability data via NVD (ingested)

CVSS v3.1
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS percentile
35
Exploit Prediction Scoring System · top 65% of all CVEs
Description

Externally controlled reference in QUIC in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

Timeline
Published 2026-08-25
Modified 2026-08-28

External references

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common). Live host counts are a Premium feature.

More intel sources (5)

Known PoCs on GitHub (1)

We haven't classified any articles referencing CVE-2026-78966 yet. The external references above still apply.