VulnSocial

CVE-2026-42893Disclosure(microsoft / outlook)

LOWCVSS 7.5 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to perform tampering over a network.

microsoft CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-77

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

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

  • outlook

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
outlook

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-05-12: 2Technical Details · 2026-05-12: 205-12
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-42893 Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to perform tampering over a networ… https://www.cve.org/CVERecord?id=CVE-2026-42893 ----- Traducción: CVE-2026-42893 Neu… http://infoflow.cloud`

    Post summary

    The text announces CVE-2026-42893, describing a command injection vulnerability in M365 Copilot, but gives no exploitation, PoC, patch, or active‑use details.

    0000042
    77 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-42893 Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to perform tampering over a networ… https://www.cve.org/CVERecord?id=CVE-2026-42893

    Post summary

    The CVE entry describes a command injection flaw in M365 Copilot that could enable unauthorized tampering, but it provides no PoC, exploit code, patches, or evidence of active exploitation.

    00000286
    57.5K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoftoutlook-iphone_os-

Explore more

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