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CVE-2025-59245

34
FAUCET Score

CVE-2025-59245 is a critical Elevation of Privilege vulnerability affecting Microsoft SharePoint Online. With a CVSS score of 9.8, it allows unauthenticated remote attackers to gain full control over affected systems. While no public exploits or active exploitation have been confirmed, the vulnerability has garnered some community discussion, indicating awareness within the security community.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_online:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.03%
Probability of exploitation in next 30 days
EPSS Percentile
60.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0103 is in the 45th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

microsoftvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

microsoft2025-Nov/CVE-2025-59245Critical

Microsoft SharePoint Online Elevation of Privilege Vulnerability

Nov 11, 2025

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2025-59245
Vendor Advisory