Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2025-53793

25
FAUCET Score

CVE-2025-53793 describes an improper authentication vulnerability in Microsoft Azure Stack Hub, allowing an unauthenticated attacker to disclose sensitive information over a network. This high-severity flaw (CVSS 7.5) requires no user interaction or privileges, presenting a significant risk for data compromise. While there is no evidence of active exploitation, public exploit code, or KEV listing, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity landscape.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.2406.0.8, < 1.2406.1.23CPE matchmatch criteria
cpe:2.3:a:microsoft:azure_stack_hub:*:*:*:*:*:*:*:*
>= 1.2408.0.19, < 1.2408.1.50CPE matchmatch criteria
cpe:2.3:a:microsoft:azure_stack_hub:*:*:*:*:*:*:*:*
>= 1.2501.0.21, < 1.2501.1.47CPE matchmatch criteria
cpe:2.3:a:microsoft:azure_stack_hub:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.31%
Probability of exploitation in next 30 days
EPSS Percentile
67.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0131 is in the 47th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

microsoftpatch availablevia msrc
Product: Azure Stack Hub 2408Fixed in: 1.2408.1.50
View patch
microsoftpatch availablevia msrc
Product: Azure Stack Hub 2406Fixed in: 1.2406.1.23
View patch
microsoftpatch availablevia msrc
Product: Azure Stack Hub 2501Fixed in: 1.2501.1.47
View patch
microsoftvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

microsoft2025-Aug/CVE-2025-53793Critical

Azure Stack Hub Information Disclosure Vulnerability

Aug 12, 2025

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2025-53793
Vendor Advisory