Description
The xml_parse function in the libxml2 support in the core server component in PostgreSQL 8.3 before 8.3.20, 8.4 before 8.4.13, 9.0 before 9.0.9, and 9.1 before 9.1.5 allows remote authenticated users to determine the existence of arbitrary files or URLs, and possibly obtain file or URL content that triggers a parsing error, via an XML value that refers to (1) a DTD or (2) an entity, related to an XML External Entity (aka XXE) issue.
Remediation
References
Related Vulnerabilities
Open Resty Off-by-one Error Vulnerability (CVE-2021-23017)
Oracle Application Server Other Vulnerability (CVE-2007-2123)
WordPress Plugin MiniMax-Page Layout Builder Cross-Site Scripting (1.3.4)
WordPress Plugin Customer Reviews for WooCommerce Multiple Vulnerabilities (5.3.5)
Internet Information Services Other Vulnerability (CVE-2005-2089)