Vulnerability in Google Chrome
CVE-2026-85045
Race condition in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (10.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0188279… (Release Notes, Vendor Advisory)
- issues.chromium.org/issues/547819997 (Permissions Required)
Frequently asked questions
- What is CVE-2026-85045?
- CVE-2026-85045 is a high-severity vulnerability in Google Chrome, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.5/10. Published 2026-09-03.
- How severe is CVE-2026-85045?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2026-85045 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.