CVE-2026-32177

.NET Elevation of Privilege Vulnerability

HIGH 7.3

En bref

Source: NVD
EPSS: EPSS 0.64 % · centile 50 (2026-10-28)
État: PUBLISHED
Publiée: 2026-05-12 16:58 UTC
Mise à jour: 2026-08-10 15:14 UTC
Attribuée par: microsoft
Statut NVD: Modified

Description

Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.

Faiblesses (CWE)

CWE-122 — Débordement de tampon sur le tas
CWE-20 — Validation d'entrée incorrecte
CWE-787 — Écriture hors limites

Références

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	HIGH 7.3	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C	microsoft
CVSS 3.1	HIGH 7.3	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L	redhat-SADP
CVSS 3.1	HIGH 7.3	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L	NVD · secure@microsoft.com (Secondary)
CVSS 3.1	HIGH 7.3	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L	NVD · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c (Secondary)

Références européennes

ENISA EUVD · EUVD-2026-29572
GCVE · GCVE-0-2026-32177

Avis du CERT-FR

CERTFR-2026-AVI-0796 — Multiples vulnérabilités dans Tenable Identity Exposure · cert.ssi.gouv.fr
CERTFR-2026-AVI-0588 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
CERTFR-2026-AVI-0586 — Multiples vulnérabilités dans Microsoft .Net · cert.ssi.gouv.fr
CERTFR-2026-AVI-0585 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr

Configurations affectées (CPE NVD)

cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:-:*:* ≥ 17.12.0 < 17.12.20
cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:-:*:* ≥ 17.14.0 < 17.14.32
cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:* ≥ 18.5.0 < 18.5.3
cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 8.0.0 < 8.0.27
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 9.0.0 < 9.0.16
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 10.0.0 < 10.0.8

Produits affectés

Produit	Versions
Microsoft · .NET 10.0	affected 10.0.0 < 10.0.8
Microsoft · .NET 8.0	affected 8.0.0 < 8.0.27
Microsoft · .NET 9.0	affected 9.0.0 < 9.0.16
Microsoft · Microsoft .NET Framework 3.5	affected 3.5.0 < 4.8.9334.0 and 4.8.4802.0
Microsoft · Microsoft .NET Framework 3.5 AND 4.7.2	affected 4.7.0 < 4.8.9334.0 and 4.8.4802.0
Microsoft · Microsoft .NET Framework 3.5 AND 4.8	affected 4.8.0 < 4.8.9334.0 and 4.8.4802.0
Microsoft · Microsoft .NET Framework 3.5 AND 4.8.1	affected 4.8.1 < 4.8.9334.0 and 4.8.4802.0
Microsoft · Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2	affected 4.7.0 < 4.8.9334.0 and 4.8.4802.0
Microsoft · Microsoft .NET Framework 4.8	affected 4.8.0 < 4.8.9334.0 and 4.8.4802.0
Microsoft · Microsoft Visual Studio 2022 version 17.12	affected 17.12.0 < 17.12.20
Microsoft · Microsoft Visual Studio 2022 version 17.14	affected 17.14.0 < 17.14.32
Microsoft · Microsoft Visual Studio 2026 version 18.5	affected 18.5.0 < 18.5.3

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