Microsoft Outlook for iOS Tampering Vulnerability (Microsoft Microsoft Outlook for iOS)

CVE-2026-42893

HIGH 7.4

En bref

Source: NVD
EPSS: EPSS 0.40 % · centile 34 (2026-10-29)
État: PUBLISHED
Publiée: 2026-05-12 16:59 UTC
Mise à jour: 2026-08-10 15:13 UTC
Attribuée par: microsoft
Statut NVD: Analyzed

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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.

Faiblesses (CWE)

CWE-77 — Injection de commande

Références

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42893

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	HIGH 7.4	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N/E:U/RL:O/RC:C	microsoft
CVSS 3.1	HIGH 7.4	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N	NVD · secure@microsoft.com (Secondary)
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	NVD · nvd@nist.gov (Primary)

Références européennes

ENISA EUVD · EUVD-2026-29716
GCVE · GCVE-0-2026-42893

Avis du CERT-FR

CERTFR-2026-AVI-0584 — Multiples vulnérabilités dans Microsoft Office · cert.ssi.gouv.fr

Configurations affectées (CPE NVD)

cpe:2.3:a:microsoft:outlook:*:*:*:*:*:iphone_os:*:* < 5.2617.1

Produits affectés

Produit	Versions
Microsoft · Microsoft Outlook for iOS	affected 1.0.0 < 5.2617.1

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
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
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