---
title: "CVE-2026-111881: FreeRDP - Integer Overflow"
description: "FreeRDP > 3.14.1 < 3.32.0 contains an integer underflow caused by mismatched stride calculation in WinPR BMP writer, letting malicious RDP clipboard peers crash the client or cause out-of-bounds writes, exploit requires crafted clipboard data."
url: https://panop.io/threat-heartbeat/CVE-2026-111881/
---

# CVE-2026-111881 FreeRDP - Integer Overflow

FreeRDP > 3.14.1 < 3.32.0 contains an integer underflow caused by mismatched stride calculation in WinPR BMP writer, letting malicious RDP clipboard peers crash the client or cause out-of-bounds writes, exploit requires crafted clipboard data.

CVSS base score 7.6 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.20% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-111881)

## Details

Type

Integer Overflow

Impact

Denial of Service, Out-of-bounds Read/Write

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H

Published

17 October 2026

Updated

19 October 2026

Weakness

[CWE-191](https://cwe.mitre.org/data/definitions/191.html)

## Vendor fix

Update to version 3.32.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-111881](https://nvd.nist.gov/vuln/detail/CVE-2026-111881)
- [https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-27m7-gwhh-6hhf](https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-27m7-gwhh-6hhf)
- [https://www.vulncheck.com/advisories/freerdp-3.14.1-before-3.32.0-integer-underflow-in-bmp-writer-via-clipboard](https://www.vulncheck.com/advisories/freerdp-3.14.1-before-3.32.0-integer-underflow-in-bmp-writer-via-clipboard)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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