CVE-2026-78915
Chrome: race condition can lead to remote code execution
- Risk score
- 51/100
- CVSS
- 7.5 v3.1
- Exploit chance (30 days)
- 0.1%
- Published
- 25 Aug 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Race condition in Enterprise in Google Chrome on on Windows prior to 152.0.7977.65 allowed an adjacent attacker to potentially execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Low)
- Affected
- Chrome before 152.0.7977.65
- Fix
- Upgrade Chrome to 152.0.7977.65 or later.
- Exploitation
- No known exploitation
Story map
At a glance
Chrome: Amber, patch this week. Use after free in PDF in Google Chrome prior to 155.0.8059.79 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
The flaws
- CVE-2026-78915: Race condition can lead to remote code execution (CVSS 7.5 · EPSS 0%)
- CVE-2026-110136: Use-after-free can lead to remote code execution (CVSS 9.6 · EPSS 0%)
- CVE-2026-106329: Incorrect authorisation can lead to remote code execution (CVSS 9.6 · EPSS 0%)
- CVE-2026-106417: Integer overflow can lead to remote code execution (CVSS 9.6 · EPSS 0%)
The fix
Upgrade Chrome: 152.0.7977.65 · 155.0.8059.79 · 155.0.8059.39 or later on your release line
Who is exposed: Chrome before 155.0.8059.79
Where it stands
- No known exploitation
How it unfolded
- 16 Oct, Microsoft Security Response Center (official): Chromium CVE-2026-110136: Use after free
- 16 Oct, Microsoft Security Response Center (official): Chromium CVE-2026-106329: Incorrect authorization
- 16 Oct, Microsoft Security Response Center (official): Chromium CVE-2026-106417: Integer overflow
- 28 Oct, Microsoft Security Response Center (official): Chromium: CVE-2026-78915 Race condition in Enterprise
Connects to
- Same weakness: Race condition (CWE-362). 139 other warnings in 30 days
- Same product: Earlier Chrome warnings. 397 in the last 90 days
Why it is Yellow
- CVSS 7.5 high
- Named in a government or vendor bulletin
Government and vendor bulletins
References
Original description
Race condition in Enterprise in Google Chrome on on Windows prior to 152.0.7977.65 allowed an adjacent attacker to potentially execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Low)
Last activity 28 Oct 2026. Patch Forecast updates every hour.