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CVE-2026-91958 FreeRDP 3.11.0 through 3.30.0 Heap Buffer Overflow via Monitor Index

🗓️ 15 Sep 2026 15:18:13Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 10 Views

FreeRDP versions before 3.31.0 fail to validate MonitorIds array values when parsing RDP connection files, allowing unbounded array indexing in xf_detect_monitors. Attackers can craft a malicious RDP file with an out-of-range selectedmonitors valu...

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Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-91958
15 Sep 202615:18
cve
debiancve
Debian CVE
CVE-2026-91958
15 Sep 202615:18
debiancve
euvd
EUVD
EUVD-2026-78634
15 Sep 202615:18
euvd
nvd
NVD
CVE-2026-91958
15 Sep 202616:17
nvd
osv
OSV
DEBIAN-CVE-2026-91958
15 Sep 202616:17
osv
redhatcve
RedhatCVE
CVE-2026-91958
15 Sep 202618:09
redhatcve
vulnrichment
Vulnrichment
CVE-2026-91958 FreeRDP 3.11.0 through 3.30.0 Heap Buffer Overflow via Monitor Index
15 Sep 202615:18
vulnrichment
[
  {
    "vendor": "FreeRDP",
    "product": "FreeRDP",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "versionType": "semver",
        "version": "3.11.0",
        "lessThan": "3.31.0",
        "status": "affected"
      },
      {
        "versionType": "semver",
        "version": "3.31.0",
        "status": "unaffected"
      }
    ]
  }
]

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15 Sep 2026 15:18Current
CVSS 3.16.6
CVSS 46.9
10