CVE-2026-65810
HIGHCVSS 7.8/10
Last modified
CVE-2026-65810 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Relative path traversal in .NET Framework allows an unauthorized attacker to elevate privileges locally..
Description
Relative path traversal in .NET Framework allows an unauthorized attacker to elevate privileges locally.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft .NET Framework 3.5 | >= 3.5.0, < 2.0.50727.9183 & 3.0.30729.9169 |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 | >= 3.0.0.0, < 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0 |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 | >= 4.7.0, < 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0 |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 | >= 4.8.0, < 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0 |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8.1 | >= 4.8.1, < 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0 |
| Microsoft | Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 | >= 4.7.0, < 4.7.4144.0 |
| Microsoft | Microsoft .NET Framework 4.8 | >= 4.8.0, < 4.8.4805.0 |
| Microsoft | Microsoft .NET Framework 4.8.1 | >= 4.8.0.0, < 4.8.9344.0 |
References
Timeline
- Published
- Last Modified
- Status
- Undergoing Analysis
Frequently Asked Questions
What is CVE-2026-65810?
Relative path traversal in .NET Framework allows an unauthorized attacker to elevate privileges locally.
How severe is CVE-2026-65810?
CVE-2026-65810 has a CVSS score of 7.8/10 (HIGH severity).
How do I fix CVE-2026-65810?
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
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- 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-2026-65810?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST