CVE-2025-21403
MEDIUMCVSS 6.4/10EPSS 0.58%
Last modified
CVE-2025-21403 is a medium-severity vulnerability rated 6.4/10 on the CVSS scale. On-Premises Data Gateway Information Disclosure Vulnerability. EPSS estimates a 0.58% chance of exploitation in the next 30 days.
Description
On-Premises Data Gateway Information Disclosure Vulnerability
Metrics
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | On-Prem Data Gateway | < 3000.246 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21403Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-21403?
On-Premises Data Gateway Information Disclosure Vulnerability
How severe is CVE-2025-21403?
CVE-2025-21403 has a CVSS score of 6.4/10 (MEDIUM severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.
How do I fix CVE-2025-21403?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-21403?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST