CVE-2026-50368High· 7.5▾ TwilightStack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.2 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Jul 17.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.8%
0.8% → 1.2%
Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-50411High· 7.5Stack-based buffer overflow in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.
CVE-2026-50355High· 7.5Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.
CVE-2026-83990High· 7.8Stack-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
CVE-2026-81953High· 7.8Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81396High· 7.8Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-50647High· 7.5Active Directory Federation Server Denial of Service Vulnerability