CVSS Score of 10 (low)


Published Jun 30, 2023
Updated: Jul 14, 2023
CWE ID 407


CVE-2023-36810 is a vulnerability in the pypdf library, which is a pure-python PDF library used for manipulating PDF files. This vulnerability allows an attacker to create a PDF file that triggers a long runtime, causing the current process to be blocked and utilizing 100% of a single CPU core. It does not affect memory usage. The issue has been addressed in PR 808, and versions from 1.27.9 onwards include the fix. Users are advised to upgrade to the patched version to mitigate this vulnerability. There are no known workarounds available. The potential danger posed by this vulnerability is rated as medium, with an exploitability score of 2.8 and a base severity score of 6.5 according to NVD/CVSS and [email protected] assessments.


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