Sensitive Cookie Without 'HttpOnly' Flag in Professional Services Automation (PSA) - CVE-2026-0696
Published: January 16, 2026
Vulnerability identifier: #VU121626
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-0696
CWE-ID: CWE-1004
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ConnectWise
Affected software:
Professional Services Automation (PSA)
Professional Services Automation (PSA)
Detailed vulnerability description
The vulnerability allows a remote attacker to hijack user's session.
The vulnerability exists due to application does not set the HttpOnly flag for the session cookie. A remote attacker with ability to perform XSS attacks can steal the session cookie and take over the victim's account.
How to mitigate CVE-2026-0696
Install updates from vendor's website.