CVE-2026-70329

Microsoft Outlook Remote Code Execution Vulnerability

En bref

Sévérité
HIGH 8.8
EPSS
EPSS 0.82 % · centile 57 (2026-10-27)
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
microsoft
Statut NVD
Analyzed

Description

Integer overflow or wraparound in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Cmicrosoft
CVSS 3.1HIGH 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HNVD · secure@microsoft.com (Secondary)

Faiblesses (CWE)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Microsoft · Microsoft 365 Apps for Enterpriseaffected 16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft · Microsoft Office 2019affected 19.0.0 < https://aka.ms/OfficeSecurityReleases
Microsoft · Microsoft Office LTSC 2021affected 16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft · Microsoft Office LTSC 2024affected 16.0.0 < https://aka.ms/OfficeSecurityReleases
Microsoft · Microsoft Outlook 2016affected 16.0.0.0 < 16.0.5565.1000

Références

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD