CVE-2026-42913Patch(microsoft / remote_desktop_client)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft remote_desktop_client systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

1.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-362CWE-416CWE-787

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.

  • remote_desktop_client
  • windows_11_23h2
  • windows_11_24h2
  • windows_11_25h2

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 1 signal
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-06-10); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
Products
remote_desktop_clientwindows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_server_2022windows_server_2025

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-06-10: 1Mentions · 2026-07-06: 1Patch / Workaround · 2026-06-10: 106-1007-06
Signal classification2 categories
Patch
150.0%
General
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-06-101
Patch1
2026-07-061
General1
Full discourse2 posts
  • IntegSec@integ_sec
    General

    CVE-2026-42913: Microsoft Remote Desktop Client Buffer Overflow - What It Means for Your Business and How to Respond https://hubs.li/Q04nBSMK0

    Post summary

    The content simply references CVE-2026-42913 in a headline format, with no further detail on proof of concept, exploitation, patches, or technical specifics.

    0000041
    31 followersView on X
  • WindowsForum@windowsforum
    Patch

    🪟 CVE-2026-42913 RDP Client RCE is the kind of “not a server issue” bug that still pops shells on your users. Patch it—because a malicious RDP target shouldn’t be a remote keyboard. https://windowsforum.com/threads/cve-2026-42913-patch-rdp-client-rce-risk-in-windows-11-server.424816/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #RemoteDesktop #WindowsSecurity #PatchTuesday #RdpClient https://t.co/3F3We5O1mD

    Post summary

    The post warns about CVE‑2026‑42913, a client‑side RDP remote code execution vulnerability, and urges users to apply the available patch.

    0000040
    1.2K followersView on X
CPE platform detail11 entries

11 of 11 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoftremote_desktop_client-windows-
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_2022--x64
OSmicrosoftwindows_server_2025--x64

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