Microsoft Copilot Information Disclosure Vulnerability (Microsoft Microsoft Copilot)

CVE-2026-55946

MEDIUM 6.1

En bref

Source: NVD
EPSS: EPSS 0.39 % · centile 33 (2026-10-29)
État: PUBLISHED
Publiée: 2026-09-17 22:55 UTC
Mise à jour: 2026-10-30 21:49 UTC
Attribuée par: microsoft
Statut NVD: Modified

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Description

Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.

Faiblesses (CWE)

CWE-77 — Injection de commande

Références

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55946

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	MEDIUM 6.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C	microsoft
CVSS 3.1	MEDIUM 6.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N	NVD · secure@microsoft.com (Secondary)
CVSS 3.1	MEDIUM 5.9	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N	NVD · nvd@nist.gov (Primary)

Références européennes

ENISA EUVD · EUVD-2026-82582
GCVE · GCVE-0-2026-55946

Configurations affectées (CPE NVD)

cpe:2.3:a:microsoft:copilot:-:*:*:*:*:*:*:*

Produits affectés

Produit	Versions
Microsoft · Microsoft Copilot	affected -

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD