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CVE-2026-91953 FreeRDP before 3.31.0 Heap Buffer Overflow via LB_LOAD_BALANCE_INFO

🗓️ 15 Sep 2026 15:18:09Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

FreeRDP versions before 3.31.0 contain a heap buffer overflow vulnerability in nego_send_negotiation_request() that fails to validate the LB_LOAD_BALANCE_INFO field length before writing to a fixed 512-byte buffer. A malicious RDP server or man-in...

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Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-91953
15 Sep 202615:18
cve
debiancve
Debian CVE
CVE-2026-91953
15 Sep 202615:18
debiancve
euvd
EUVD
EUVD-2026-78810
15 Sep 202615:18
euvd
nvd
NVD
CVE-2026-91953
15 Sep 202616:17
nvd
redhatcve
RedhatCVE
CVE-2026-91953
15 Sep 202617:59
redhatcve
[
  {
    "vendor": "FreeRDP",
    "product": "FreeRDP",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "3.31.0"
      },
      {
        "version": "3.31.0",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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15 Sep 2026 15:18Current
CVSS 3.16.5
CVSS 47.1
6