Title:pypdf has possible Infinite Loop when processing outlines/bookmarks (CVE-2026-24688) Description:pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. This has been fixed in pypdf 6.6.2. If projects cannot upgrade yet, consider applying the changes from PR #3610 manually.
Description
CVE-2026-24688 - pypdf - DoS - POC
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