CVSS Score of 10 (low)


Published Jun 27, 2023
Updated: Jul 6, 2023
CWE ID 835


CVE-2023-36464 is a vulnerability affecting the open-source PDF library pypdf. In certain versions, an attacker can create a malicious PDF that triggers an infinite loop when the user extracts text from it. The vulnerability was introduced in pull request #969 and fixed in pull request #1828. Users are advised to upgrade to the latest version to mitigate the risk. If upgrading is not possible, users can modify a specific line of code in the library's file to address the issue. The potential danger posed by this vulnerability is rated as medium, with a CVSS score of 5.5/10, as it can lead to a denial of service (infinite loop) attack.


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