CVE-2022-26832
Published: 15 April 2022
Summary
CVE-2022-26832 is a high-severity an unspecified weakness vulnerability in Microsoft .Net Framework. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 4.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2022-26832 is a denial-of-service vulnerability in the .NET Framework that carries a CVSS 3.1 base score of 7.5. The flaw permits remote attackers to trigger excessive resource consumption, resulting in high impact to availability while leaving confidentiality and integrity unaffected.
An unauthenticated attacker can exploit the issue over the network with low attack complexity and no user interaction required. Successful exploitation allows the adversary to disrupt service availability for affected .NET Framework applications without needing credentials or prior access.
Microsoft has published remediation guidance and patches through its Security Response Center at the referenced advisories. The EPSS score for this CVE rose from low values after disclosure to a peak of 0.2627 in December 2025 before receding to the current 0.2243, indicating a later surge in observed exploitation interest.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-31382
Vulnerability details
.NET Framework Denial of Service Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.