Vulnerability-Lookup

CVE-2025-53771 (GCVE-0-2025-53771)

Vulnerability from cvelistv5 – Published: 2025-07-20 22:16 – Updated: 2026-02-13 19:07

Title

Microsoft SharePoint Server Spoofing Vulnerability

Summary

Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

Severity

6.5 (Medium)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-07-23 16:22 UTC

CWE

CWE-287 - Improper Authentication

Assigner

microsoft mitre root

References

2 references

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch
https://www.bleepingcomputer.com/news/microsoft/m…

Impacted products

3 products

Vendor	Product	Version	CPE status
Microsoft	Microsoft SharePoint Enterprise Server 2016	Affected: 16.0.0 , < 16.0.5513.1001 (custom)	guessed
Microsoft	Microsoft SharePoint Server 2019	Affected: 16.0.0 , < 16.0.10417.20037 (custom)	guessed
Microsoft	Microsoft SharePoint Server Subscription Edition	Affected: 16.0.0 , < 16.0.18526.20508 (custom)	guessed

Date Public

2025-07-20 07:00

Show details on NVD website

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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Action not permitted

CVE-2025-53771 (GCVE-0-2025-53771)

WID-SEC-W-2025-1598

Tags

Sightings

Nomenclature

Related by attack behaviour