The vulnerability of the contains_dotdot() function in the RDP client FreeRDP allows a hacker to read and write arbitrary files.
🗓️ 14 Jul 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 9 Views
| Reporter | Title | Published | Views | Family All 34 |
|---|---|---|---|---|
 | CVE-2026-40254 | 24 Apr 202602:24 | – | attackerkb |
 | Amazon Linux 2023 : freerdp, freerdp-devel, freerdp-libs (ALAS2023-2026-1643) | 20 May 202600:00 | – | nessus |
| SUSE SLES16: freerdp / freerdp-devel / freerdp-proxy / freerdp-proxy-plugins / etc (SUSE-SU-2026:22194-1) | 26 Jun 202600:00 | – | nessus |
| Linux Distros Unpatched Vulnerability : CVE-2026-40254 | 25 Apr 202600:00 | – | nessus |
 | CVE-2026-40254 | 24 Apr 202602:24 | – | alpinelinux |
 | FreeRDP 安全漏洞 | 24 Apr 202600:00 | – | cnnvd |
 | CVE-2026-40254 | 24 Apr 202602:24 | – | cve |
 | CVE-2026-40254 FreeRDP: contains_dotdot() off-by-one allows drive channel path traversal via terminal .. | 24 Apr 202602:24 | – | cvelist |
 | CVE-2026-40254 | 24 Apr 202602:24 | – | debiancve |
 | EUVD-2026-25381 | 24 Apr 202602:24 | – | euvd |
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04 Aug 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 36.1
CVSS 26.4
EPSS0.002