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CVE-2025-64675

31
FAUCET Score

CVE-2025-64675 is a critical cross-site scripting (XSS) vulnerability in Microsoft Azure Cosmos DB, allowing an unauthenticated attacker to perform spoofing over a network. With a CVSS score of 9.6, this vulnerability is easily exploitable with low attack complexity, potentially leading to high impact on confidentiality and integrity, and low impact on availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, its high FAUCET Risk Score of 91/100 indicates significant potential danger.

Impacted Technologies

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

CVSS Data

CVSS version used by this source: 3.1

8.3HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
5.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.65%
Probability of exploitation in next 30 days
EPSS Percentile
47.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0065 is in the 53rd percentile among its peer group of 834 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.8 Bluesky, 0.5 Mastodon, and 1.2 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 0.1 Security Researcher mentions.

Remediation

Vendor Patches (1)

microsoftvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

microsoft2025-Dec/CVE-2025-64675Critical

Azure Cosmos DB Spoofing Vulnerability

Dec 9, 2025

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2025-64675
Vendor Advisory