SEPTEMBER 18, 2026
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Case File

CVE-2026-73102

MEDIUM · CVSS 5.7 EPSS 0.29% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-26 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

RustDesk versions 1.3.9 through 1.4.9 are vulnerable to a path traversal flaw in the macOS clipboard file-paste functionality, allowing remote peers to exploit this vulnerability and write files outside the intended target directory. This could lead to unauthorized file access or manipulation, posing a risk to system integrity. Organizations using affected versions should prioritize patching to mitigate potential exploitation risks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-73102
Severity
MEDIUM
CVSS
5.7
EPSS
0.29%

Original NVD Description

RustDesk versions 1.3.9 through 1.4.9 contain a path traversal vulnerability in the macOS clipboard file-paste code path. The application accepts peer-supplied file descriptor names and joins them to the selected target directory without requiring normalized relative paths. A remote peer in an active clipboard file-paste session can use parent-directory components or absolute paths to write files outside the intended target directory at locations writable by the RustDesk process. Commit 6f1eb16 fixes the issue by validating descriptor names and safely joining paths.