Out-of-bounds Read in Freerdp
CVE-2026-111376
FreeRDP from 3.30.0 before 3.32.0 contains a heap out-of-bounds read vulnerability in the Windows client's CliprdrStream_New that allows malicious RDP servers to trigger invalid memory reads via short clipboard responses. Attackers can answer a FILECONTENTS_SIZE request with a cbRequested of fewer than eight bytes when a user pastes a remote file, crashing the client or corrupting the stream size.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L.
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-pvgq-84w2-93ph (vendor-advisory)
- www.vulncheck.com/advisories/freerdp-3.30.0-before-3.32.0-heap-over-read-via-wi… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111376?
- CVE-2026-111376 is a medium-severity vulnerability in Freerdp, classified under Out-of-bounds Read. CVSS score: 5.0/10. Published 2026-10-16.
- How severe is CVE-2026-111376?
- Medium severity. CVSS v3 base score is 5.0 out of 10.