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CVE-2026-54984Patch(microsoft / windows_10_1607)

LOWCVSS 7.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft windows_10_1607 systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute code locally.

microsoft CVEsBack to dashboard
1.0/ 10 priority

Sources & remediation

Patch / fix
Weakness type (CWE)
CWE-122

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • windows_10_1607
  • windows_10_1809
  • windows_10_21h2
  • windows_10_22h2

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 2 signals
  • Technical details provided in 2 signals
  • Disclosure: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-08-11); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
microsoft
Products
windows_10_1607windows_10_1809windows_10_21h2windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_server_2012windows_server_2016

2 versions affected across 13 products

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-08-11: 1Mentions · 2026-08-12: 1Patch / Workaround · 2026-08-11: 1Patch / Workaround · 2026-08-12: 1Technical Details · 2026-08-11: 1Technical Details · 2026-08-12: 108-1108-12
Signal classification2 categories
Patch
150.0%
Disclosure
150.0%
Referenced assets1 URL
Classification over time
DateTotalLabels
2026-08-111
Patch1
2026-08-121
Disclosure1
Full discourse2 posts
  • Kağan@kagancapar
    Disclosure

    CVE-2026-54984 is now public. A heap out-of-bounds write I found in Microsoft Mscms.dll (ICC color profile parsing), leading to remote code execution. CVSS 7.8, now patched. Thanks @thezdi @msftsecresponse for the smooth coordination. #vulnerability #zeroday #rce https://t.co/d0ZDMwKOBX

    Post summary

    CVE-2026-54984, a heap out‑of‑bounds write in Microsoft Mscms.dll’s ICC color profile parsing that enables remote code execution, has been publicly disclosed and already patched.

    12018111.3K
    2.3K followersView on X
  • Windows Forum@windowsforum
    Patch

    🚨 Windows Imaging Component has an RCE, and Microsoft’s advice is refreshingly familiar: patch everything, then trust the dashboard. CVE-2026-54984 is light on details—so don’t wait for spoilers. https://windowsforum.com/security-alerts.84/cve-2026-54984-patch-windows-imaging-component-rce.442488/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #WindowsSecurity #PatchManagement #Cve202654984 https://t.co/1t4ZA6mBrD

    Post summary

    Microsoft warning about CVE-2026-54984, an RCE in Windows Imaging Component, emphasizing immediate patching; no PoC, exploit, or active attacks reported.

    0000041
    1.3K followersView on X
CPE platform detail24 entries

24 of 24 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1607--x64
OSmicrosoftwindows_10_1607--x86
OSmicrosoftwindows_10_1809--x64
OSmicrosoftwindows_10_1809--x86
OSmicrosoftwindows_10_21h2--arm64
OSmicrosoftwindows_10_21h2--x64
OSmicrosoftwindows_10_21h2--x86
OSmicrosoftwindows_10_22h2--arm64
OSmicrosoftwindows_10_22h2--x64
OSmicrosoftwindows_10_22h2--x86
OSmicrosoftwindows_11_23h2--arm64
OSmicrosoftwindows_11_23h2--x64
OSmicrosoftwindows_11_24h2--arm64
OSmicrosoftwindows_11_24h2--x64
OSmicrosoftwindows_11_25h2--arm64
OSmicrosoftwindows_11_25h2--x64
OSmicrosoftwindows_11_26h1--arm64
OSmicrosoftwindows_11_26h1--x64
OSmicrosoftwindows_server_2012---
OSmicrosoftwindows_server_2012r2--
OSmicrosoftwindows_server_2016---
OSmicrosoftwindows_server_2019---
OSmicrosoftwindows_server_2022---
OSmicrosoftwindows_server_2025--x64

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