CVE-2026-91946

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Source
https://cve.org/CVERecord?id=CVE-2026-91946
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-91946.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-91946
Aliases
  • GHSA-r7jx-j9h7-j4xj
Downstream
Published
2026-09-15T15:18:05Z
Modified
2026-09-17T03:47:20Z
Severity
  • 7.1 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
FreeRDP before 3.31.0 Information Disclosure via RDPGFX ResetGraphics
Details

FreeRDP versions before 3.31.0 contain an information disclosure vulnerability in the RDPGFX server's ResetGraphics PDU serializer that fails to initialize padding bytes in the fixed 340-byte wire format. Attackers can receive uninitialized heap memory including live pointers and GLib function addresses transmitted in the PDU, defeating heap ASLR and disclosing the GLib module base address.

Database specific 
{
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
        "CWE-908"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/91xxx/CVE-2026-91946.json"
}
References

Affected packages

Git / github.com/freerdp/freerdp

Affected ranges

Type
GIT
Repo
https://github.com/freerdp/freerdp
Events
Introduced
5ab2bed8749747b8e4b2ed431fd102bc726be684
Fixed
aa8650b300aa4cabd85d9c72b431301509b9043f
Database specific
Show details 
{
    "extracted_events": [
        {
            "introduced": "2.0.0"
        },
        {
            "fixed": "3.31.0"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

2.*
2.0.0
3.*
3.0.0
3.0.0-beta1
3.0.0-beta2
3.0.0-beta3
3.0.0-beta4
3.0.0-rc0
3.1.0
3.2.0
3.3.0
3.4.0
3.5.0
3.5.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-91946.json"