CVE-2026-42899
HIGH severity · CVSS 7.5 · CWE-835
7.5CVSS HIGH
Summary
Loop with unreachable exit condition ('infinite loop') in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)2%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (3)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42899Advisory
- https://access.redhat.com/errata/RHSA-2026:17464
- https://access.redhat.com/errata/RHSA-2026:17527
- https://access.redhat.com/errata/RHSA-2026:17682
- https://access.redhat.com/errata/RHSA-2026:21286
- https://access.redhat.com/errata/RHSA-2026:21291
- https://access.redhat.com/errata/RHSA-2026:21293
- https://access.redhat.com/errata/RHSA-2026:21294