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CVE-2026-111381

7.3 · HIGH

FreeRDP before 3.32.0 contains a heap buffer overflow vulnerability in persistent_cache_read_entry_v2 that allows local attackers to corrupt heap memory via integer wraparound in bitmap size calcul…

Published Oct 16, 2026freerdpCWE-122EPSS 0.18%

Overview

CVE-2026-111381 is a high-severity vulnerability affecting freerdp freerdp. It was published on October 16, 2026 and has a CVSS 3.1 base score of 7.3 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

FreeRDP before 3.32.0 contains a heap buffer overflow vulnerability in persistent_cache_read_entry_v2 that allows local attackers to corrupt heap memory via integer wraparound in bitmap size calculation. Attackers can craft a persistent cache v2 file with oversized width and height values that causes mismatched entry size accounting and fixed 16 KiB reads, leading to crashes or code execution when loaded.

Remediation

Check the references section for vendor advisories and patches from freerdp. Update freerdp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
freerdpfreerdp>= 0, < 3.32.0Affected

References

GitHubgithub.com/FreeRDP/FreeRDP/security/advisories/GHSA-26cc-wjh8-hjw6Refwww.vulncheck.com/advisories/freerdp-before-3.32.0-heap-buffer-overflow-via-persistent-cache-v2-parserGitHubgithub.com/FreeRDP/FreeRDP/security/advisories/GHSA-26cc-wjh8-hjw6

How CyberStrike helps

Frequently asked questions

What is CVE-2026-111381?

CVE-2026-111381 is a high-severity vulnerability affecting freerdp freerdp. It was published on October 16, 2026 and has a CVSS 3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-111381?

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-111381?

Check the references section for vendor advisories and patches from freerdp. Update freerdp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-111381?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-111381 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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