MEDIUMCVSS v3.1 6.5Vulnerability
CVE-2026-121388
FreeRDP from 3.0.0 before 3.32.2 contains an uncontrolled resource allocation vulnerability that allows malicious RDP servers to force large client allocations through the DRDYNVC DATA_FIRST Length field. Attackers can declare lengths up to 4,294,967,295 bytes on running dynamic channels, causing StreamPool_Take to reserve memory before body validation and exhaust client memory.
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-11-03T17:20:13.885968+00:00
- Cvss score
- 6.5
- Cvss severity
- MEDIUM
- Retrieved at
- 2026-11-03T17:21:18+00:00
- Score
- 6.5
- Last source
- NVD
- Cvss version
- 3.1
- Cve id
- CVE-2026-121388
- Cvss vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- First seen by Signal
- 2026-11-03T17:21:18+00:00
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Published at
- 2026-11-03T15:17:25.970
- Last modified
- 2026-11-03T15:17:26.110
Related Entities (1)
HAS_WEAKNESS (1)
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