CVE-2025-53771
Microsoft SharePoint Server Spoofing Vulnerability
En bref
- Sévérité
- MEDIUM 6.5
- EPSS
- EPSS 99.89 % · centile 100 (2026-10-27)
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- microsoft
- Statut NVD
- Analyzed
Description
Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C | microsoft |
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N | NVD · secure@microsoft.com (Secondary) |
Faiblesses (CWE)
Références européennes
- ENISA EUVD · EUVD-2025-22040
- GCVE · GCVE-0-2025-53771
Avis du CERT-FR
- CERTFR-2025-AVI-0611 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
- CERTFR-2025-ALE-010 — [MàJ] Multiples vulnérabilités dans Microsoft SharePoint · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*< 16.0.18526.20508cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| Microsoft · Microsoft SharePoint Enterprise Server 2016 | affected 16.0.0 < 16.0.5513.1001 |
| Microsoft · Microsoft SharePoint Server 2019 | affected 16.0.0 < 16.0.10417.20037 |
| Microsoft · Microsoft SharePoint Server Subscription Edition | affected 16.0.0 < 16.0.18526.20508 |
Références
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53771
- https://www.bleepingcomputer.com/news/microsoft/microsoft-sharepoint-zero-day-exploited-in-rce-attacks-no-patch-available/
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 |