CVE-2026-121956
FreeRDP before 3.32.2 Double Free in WinPR Kerberos retrieveSomeTgt
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
FreeRDP before 3.32.2 contains a double free in the WinPR Kerberos SSPI retrieveSomeTgt function, which installs the krb5 default realm into a target principal that has an empty realm without taking ownership of it. Unauthenticated remote clients can send a crafted NLA/CredSSP u2u TGT request whose server-name component contains '@' to corrupt the heap and crash the server process.
| CWE | CWE-415 |
| Vendor | freerdp |
| Product | freerdp |
| Published | Nov 4, 2026 |
| Last Updated | Nov 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
FreeRDP / FreeRDP
0 < 3.32.2
References
Credits
smaeljaish771 KeenSecurityLab