CVE-2026-42895Disclosure(microsoft / 365_copilot)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft 365_copilot systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a network.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-77

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.

  • 365_copilot

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
  • Technical details provided in 1 signal
  • Disclosure: 2 classified signals
  • Peaked 1d ago at 1 mentions (2026-06-19); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
Products
365_copilot

1 version affected across 1 product

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-06-19: 1Mentions · 2026-06-26: 1Patch / Workaround · 2026-06-26: 1Technical Details · 2026-06-19: 106-1906-26
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • MalwareObserver@MalwareObserver
    Disclosure

    🐛 VULNERABILITIES CVE Notify: 🚨 [CVE-2026-42895](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42895) Improper n... https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42895 #PatchManagement #Vulnerability #CVE

    Post summary

    Microsoft references CVE‑2026‑42895 via its update guide, indicating an undisclosed improper issue but offering no PoC, exploit, or detailed technical data.

    0000034
    6 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-42895 Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a n… https://www.cve.org/CVERecord?id=CVE-2026-42895

    Post summary

    The text cites a CVE record for a command injection flaw in Microsoft Copilot, providing only the vulnerability type without any proof of concept, exploit, or patch information.

    00000217
    57.6K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoft365_copilot---

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