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CVE-2026-79017

Race condition in Extensions in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to…

Risk score
46/100
CVSS
6.5 v3.1
Exploit chance (30 days)
0.2%
Published
25 Aug 2026

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What to know

What it is
Race condition in Extensions in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass system access restrictions via a crafted Chrome extension. (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

Story map: ChromeTHE FLAWSTHE FIXCVE-2026-79017Race condition in Extensions inGoogle Chrome prior to152.0.7977.65 allowed a…CVSS 6.5 · EPSS 0%CVE-2026-110136Use-after-free can lead toremote code executionCVSS 9.6 · EPSS 0%CVE-2026-106329Incorrect authorisation canlead to remote code executionCVSS 9.6 · EPSS 0%CVE-2026-106417Integer overflow can lead toremote code executionCVSS 9.6 · EPSS 0%Upgrade Chrome152.0.7977.65 · 155.0.8059.79· 155.0.8059.39or later on your release lineWho is exposedChrome before 155.0.8059.79AMBER · PATCH THIS WEEKChromeUse after free in PDF in GoogleChrome prior to 155.0.8059.79allowed a remote attacker toexecute arbitrary code outsidethe sandbox via a crafted HTMLpage. (Chromium securityseverity: Critical)Where it standsNo known exploitationHOW IT UNFOLDEDOfficial record on the left, the press on the right, oldest first.16 Oct · Microsoft Security Response CenterChromium CVE-2026-110136: Use after free16 Oct · Microsoft Security Response CenterChromium CVE-2026-106329: Incorrectauthorization16 Oct · Microsoft Security Response CenterChromium CVE-2026-106417: Integer overflow28 Oct · Microsoft Security Response CenterChromium: CVE-2026-79017 Race condition inExtensionsCONNECTS TOSame weaknessCWE-367 (CWE-367)51 other warnings in 30 days →Same productEarlier Chrome warnings397 in the last 90 days →
Story map: the flaws, the fix, how it unfolded and what it connects to. Boxes link to the record or article.

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-2026-79017: Race condition in Extensions in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to… (CVSS 6.5 · 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

  1. 16 Oct, Microsoft Security Response Center (official): Chromium CVE-2026-110136: Use after free
  2. 16 Oct, Microsoft Security Response Center (official): Chromium CVE-2026-106329: Incorrect authorization
  3. 16 Oct, Microsoft Security Response Center (official): Chromium CVE-2026-106417: Integer overflow
  4. 28 Oct, Microsoft Security Response Center (official): Chromium: CVE-2026-79017 Race condition in Extensions

Connects to

Why it is Yellow

  • CVSS 6.5 medium
  • Named in a government or vendor bulletin

Government and vendor bulletins

References

Original description

Race condition in Extensions in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass system access restrictions via a crafted Chrome extension. (Chromium security severity: Low)

Last activity 28 Oct 2026. Patch Forecast updates every hour.