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Security · High impactFan score 43 · Tier B3 sources57 comments in the community

Microsoft Fixes RCE Bug in Windows Paint After Weeks of Confusion

Dark Reading · By Alexander Culafi ·

Microsoft Fixes RCE Bug in Windows Paint After Weeks of Confusion

The Brief · written from 3 sources

  • Microsoft disclosed CVE-2026-83844, a remote code execution flaw in Windows Paint.
  • The fix is delivered only through a Microsoft Store update, not through Windows Update.
  • The fixed Paint build is 11.2609.401.0, reported as the newest Paint build in all ten countries checked.

Why it matters

Paint users who installed it from the Microsoft Store need that Store update to get the fix, and Windows Update alone will not deliver it.

Who’s affected

  • Windows users running the Microsoft Store version of Paint

What to do

  1. Update Paint through the Microsoft Store to build 11.2609.401.0 or later

Last month, Microsoft disclosed a vulnerability in Microsoft Paint, but messaging regarding a patch was unclear.

What developers are saying

Based on 57 comments · Mixed reactions

Commenters are largely incredulous that MS Paint could have a remote code execution flaw, and many joke about it. Several question the CVSS vector, especially the no-interaction score, and note that the fix arrives via the Store rather than Windows Update.

  • Surprise that Paint has RCE30%
  • Doubts about CVSS vector20%
  • Jokes about Microsoft and old apps25%
  • Store versus Windows Update delivery15%
  • Air-gapped security reflections10%

In favour

  • + The CVE record names a specific fixed version, 11.2609.401.0, which makes remediation clear
  • + Some commenters running much older Paint versions think they may be safe

Concerns

  • − Commenters question why Paint has a network component at all
  • − The CVSS vector's no-interaction score looks suspicious to some commenters
  • − Commenters were frustrated that Windows Update did not offer the fix

“Had to go to Microsoft Store to get the fixed version, Windows Update didn't show anything.”

greyhound1 on Hacker News

“WHY ON HELL paint has a remote code execution in the name of God?”

xlayn on Hacker News

“Paint can exectue arbitrary code from the REMOTE, without USER INTERACTION?????”

pasteleft on Hacker News

Timeline

  1. CVE-2026-83844 disclosed

  2. Hacker News: Front Page

    MS Paint Remote Code Execution Vulnerability

  3. Hacker News

    215 points · 57 comments

  4. Fix made available in the Microsoft Store (build 11.2609.401.0)

  5. The Hacker News

    Microsoft Paint RCE Fix Now Available, but Windows Update Won't Deliver It

  6. darkreading

    Microsoft Fixes RCE Bug in Windows Paint After Weeks of Confusion

Full coverage · 3 sources

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    Microsoft Fixes RCE Bug in Windows Paint After Weeks of Confusion – The Morning Dev