CVE-2026-70279
Microsoft Exchange Server Spoofing Vulnerability
CRITICAL 9.3
En bref
- Source
- NVD
- EPSS
- EPSS 1.29 % · centile 70 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- microsoft
- Statut NVD
- Awaiting Analysis
Description
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
Faiblesses (CWE)
- CWE-79 — Injection de code indirecte (XSS)
Références
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C | microsoft |
| CVSS 3.1 | CRITICAL 9.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N | NVD · secure@microsoft.com (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2026-100137
- GCVE · GCVE-0-2026-70279
Avis du CERT-FR
- CERTFR-2026-AVI-1316 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
Produits affectés
| Produit | Versions |
|---|---|
| Microsoft · Microsoft Exchange Server 2016 Cumulative Update 23 | affected 15.01.0.0 < 15.01.2507.077 |
| Microsoft · Microsoft Exchange Server 2019 Cumulative Update 14 | affected 15.02.0.0 < 15.02.1544.050 |
| Microsoft · Microsoft Exchange Server 2019 Cumulative Update 15 | affected 15.02.0.0 < 15.02.1748.055 |
| Microsoft · Microsoft Exchange Server Subscription Edition RTM | affected 15.02.0.0 < 15.02.2562.056 |
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 |