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CVE-2026-58277 (GCVE-0-2026-58277)

Vulnerability from cvelistv5 – Published: 2026-07-14 17:09 – Updated: 2026-09-09 19:40
VLAI
Title
Microsoft SharePoint Elevation of Privilege Vulnerability
Summary
Improper authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-07-13 00:00 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Microsoft Microsoft SharePoint Enterprise Server 2016 Affected: 16.0.0 , < 16.0.5561.1001 (custom)
guessed Create a notification for this product.
Microsoft Microsoft SharePoint Server 2019 Affected: 16.0.0 , < 16.0.10417.20175 (custom)
guessed Create a notification for this product.
Date Public
2026-07-14 14:00
Show details on NVD website
To clipboard 

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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