CVE-2023-45160: 1e Client

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

In the affected version of the 1E Client, an ordinary user could subvert downloaded instruction resource files, e.g., to substitute a harmful script. by replacing a resource script file created by an instruction at run time with a malicious script. The 1E Client's temporary directory is now locked down in the released patch. Resolution: This has been fixed in patch Q23094  This issue has also been fixed in the Mac Client in updated versions of Non-Windows release v8.1.2.62 - please re-download from the 1E Support site. Customers with Mac Client versions higher than v8.1 will need to upgrade to v23.11 to remediate this vulnerability.

Affected products

• 1e Client: version 8.1.2.62 only; version 8.4.1.159 only; version 9.0.1.88 only; version 23.7.1.151 only

Published 2023-10-05. Last modified 2026-06-17.