Resource exhaustion in Remote Support and Privileged Remote Access (PRA) - CVE-2026-40140
Published: July 7, 2026
Vulnerability identifier: #VU136966
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-40140
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
Remote Support
Privileged Remote Access (PRA)
Privileged Remote Access (PRA)
How to mitigate CVE-2026-40140
Install updates from vendor's website.
Remote Support - update to 25.3.3
Privileged Remote Access (PRA) - update to 25.3.3
Privileged Remote Access (PRA) - update to 25.3.3