CVSS 3.1 Score 7.5 of 10 (high)


Published Oct 18, 2023
Updated: Oct 25, 2023
CWE ID 611


CVE-2023-45727, also known as Proself XXE Vulnerability, affects Proself Enterprise/Standard Edition Ver5.62 and earlier, Proself Gateway Edition Ver1.65 and earlier, and Proself Mail Sanitize Edition Ver1.08 and earlier. This vulnerability allows a remote unauthenticated attacker to conduct XML External Entity (XXE) attacks by sending a specially crafted request containing malformed XML data. As a result, the attacker can read arbitrary files on the server that may contain account information. The vulnerability has a base severity rating of HIGH with a CVSS score of 7.5 and poses a potential danger to organizations as it could lead to unauthorized access to sensitive data. To remediate this vulnerability, organizations should update their Proself software to the latest patched version as soon as it becomes available.

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