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CVE-2026-106261

Uninitialized resource in Video in Google Chrome prior to 155.0.8059.39 allowed a remote attacker…

Risk score
42/100
CVSS
6.5 v3.1
Exploit chance (30 days)
0.2%
Published
6 Oct 2026

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What to know

What it is
Uninitialized resource in Video in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
Affected
Chrome before 155.0.8059.39
Fix
Upgrade Chrome to 155.0.8059.39 or later.
Exploitation
No known exploitation

Story map

Story map: ChromeTHE FLAWSTHE FIXCVE-2026-106261Uninitialized resource in Videoin Google Chrome prior to155.0.8059.39 allowed a…CVSS 6.5 · 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%CVE-2026-110136Use-after-free can lead toremote code executionCVSS 9.6 · EPSS 0%Upgrade Chrome155.0.8059.39 · 155.0.8059.79or later on your release lineWho is exposedChrome before 155.0.8059.39AMBER · PATCH THIS WEEKChromeIncorrect authorization inFileSystem in Google Chromeprior to 155.0.8059.39 allowed aremote attacker leveragingsocial engineering to potentiallyexecute arbitrary code outsidethe sandbox via a crafted HTML…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-2026-106329: Incorrectauthorization16 Oct · Microsoft Security Response CenterChromium CVE-2026-106417: Integer overflow16 Oct · Microsoft Security Response CenterChromium CVE-2026-110136: Use after freeCONNECTS TOSame weaknessCWE-908 (CWE-908)24 other warnings in 30 days →Same productEarlier Chrome warnings396 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. Incorrect authorization in FileSystem in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

The flaws

  • CVE-2026-106261: Uninitialized resource in Video in Google Chrome prior to 155.0.8059.39 allowed a remote attacker… (CVSS 6.5 · 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%)
  • CVE-2026-110136: Use-after-free can lead to remote code execution (CVSS 9.6 · EPSS 0%)

The fix

Upgrade Chrome: 155.0.8059.39 · 155.0.8059.79 or later on your release line

Who is exposed: Chrome before 155.0.8059.39

Where it stands

  • No known exploitation

How it unfolded

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

Connects to

Why it is Yellow

  • CVSS 6.5 medium

References

Original description

Uninitialized resource in Video in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Last activity 6 Oct 2026. Patch Forecast updates every hour.