CVE-2026-72978
MediumCVSS 5.9Exploitation Probability (EPSS)
Elevated risk55th percentile - higher than 55% of all known CVEs
Summary
Allocation of resources without limits or throttling in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.
Risk Assessment
An attacker could overwhelm AD FS, causing unavailability of authentication and authorization services, potentially disrupting the entire organization.
Recommendation
Implement resource limits and throttling for AD FS and apply vendor security updates.
Other vulnerabilities in Active Directory Federation Services
See all- CVE-2026-56155HighActively exploited
Insufficient granularity of access control in Active Directory Federation Services (AD FS) allows an authorized attacker to elevate privileges locally.
- CVE-2026-58529High
An out-of-bounds read vulnerability in Active Directory Federation Services (AD FS) allows an authorized attacker to disclose information over a network.
- CVE-2026-50647High
An infinite loop in Active Directory Federation Services (AD FS) allows an unauthorized attacker to remotely cause a denial of service (DoS).
- CVE-2026-50411High
A stack-based buffer overflow in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.
- CVE-2026-50368High
A stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.
- CVE-2026-50355High
A stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to remotely cause a denial of service (DoS).
- CVE-2026-50324Medium
An infinite loop in Active Directory Federation Services (AD FS) allows an unauthorized attacker to cause a denial of service over the network.
- CVE-2026-50304High
Stack-based buffer overflow in Active Directory Federation Services (ADFS) allows an unauthorized attacker to perform a DoS attack over the network.
- CVE-2026-54983High
A stack-based buffer overflow vulnerability in Active Directory Federation Services (AD FS) allows an unauthorized attacker to remotely execute code or cause a denial of service (DoS) by sending a specially crafted network request.
- CVE-2026-50695High
Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.
Original NVD description (English source)
Allocation of resources without limits or throttling in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.