CVE-2024-43503

Status: AnalyzedHigh (7.8)—

Microsoft SharePoint Elevation of Privilege Vulnerability

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base score: 7.8

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.65%
Percentile among all scored CVEs: 50
Score date: 10/7/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1068 Exploitation for Privilege Escalationprivilege escalation95 %
Primary impactT1078 Valid Accountsstealth · persistence · privilege escalation · initial access85 %
Secondary impactT1565.001 Stored Data Manipulationimpact75 %

AV:L/PR:L sin UI indica escalada local. CWE-284 sugiere control de acceso débil. Acceso a SharePoint con privilegios elevados permite acceso a cuentas y manipulación de datos.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Application Developer Guidance Active Directory Configuration User Training User Account Management Threat Intelligence Program Restrict File and Directory Permissions

Affected technologies (1)

Microsoft — Sharepoint Server

CWEs

CWE-284
NVD-CWE-noinfo

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43503

Raw JSON (NVD)

Show

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  "lastModified": "2026-06-17T07:51:10.193",
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