Resource exhaustion in Freerdp
CVE-2026-110830
FreeRDP before 3.32.0 fails to close prior serial handles in serial_process_irp_create, allowing a malicious RDP server to exhaust file descriptors. Attackers can send repeated serial IRP_MJ_CREATE requests to accumulate descriptors and terminate the client at the CommReadFile FD_SETSIZE assertion.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/FreeRDP/FreeRDP/security/advisories/GHSA-mqxv-c882-m8w9 (vendor-advisory)
- www.vulncheck.com/advisories/freerdp-before-3.32.0-denial-of-service-via-serial… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110830?
- CVE-2026-110830 is a medium-severity vulnerability in Freerdp, classified under Uncontrolled Resource Consumption. CVSS score: 5.9/10. Published 2026-10-14.
- How severe is CVE-2026-110830?
- Medium severity. CVSS v3 base score is 5.9 out of 10.