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Vulnerability Intelligence

CVE-2026-20958

MEDIUM5.4

Microsoft SharePoint Information Disclosure Vulnerability

Published Jan 13, 2026

Modified 3 days ago

No fix available

References

ADVISORYhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20958 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2026-20958

CVSS Analysis

CVSS v3.1

5.4

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

LowC:L

Integrity

LowI:L

Availability

NoneA:N

5.4/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C

Weakness Type (CWE)

Input Validation

Server-Side Request Forgery (SSRF)

Ecosystems

Timeline

PublishedJan 13, 2026

ModifiedJan 13, 2026

CVE-2026-20958 | Mondoo Vulnerability Intelligence