CVSS 3.1 Score 6.1 of 10 (medium)


Published Oct 9, 2023
Updated: Oct 12, 2023


CVE-2023-45373 is a vulnerability found in the ProofreadPage extension for MediaWiki versions before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. The vulnerability allows for cross-site scripting (XSS) attacks to occur via formatNumNoSeparators. This vulnerability affects a wide range of products including Xz2hff, Xz2hfe, Xz2hf_, Xz2hf8, and many others listed in the source text. The risk score for this vulnerability is rated at 25 out of 100, with a base severity of MEDIUM and a base score of 6.1 according to the NVD. Remediation for this vulnerability involves updating to the latest patched version of MediaWiki to mitigate the potential danger it poses to an organization's confidentiality and integrity, particularly if user interaction is required for exploitation.

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