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CVE-2026-115580

7.1 high Published
NVD · CVE.org

pypdf is a free and open-source pure-python PDF library. Prior to 6.21.2, an attacker can craft a PDF with a standard cross-reference table whose declared entry count exceeds what the file can contain, causing excessive processing and long runtimes when the file is opened. This issue is fixed in version 6.21.2.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 4

  1. StatusAwaiting Analysis → PublishedNVD modified 2026-10-29 18:01
  2. StatusPublished → Awaiting AnalysisNVD modified 2026-10-26 14:05
  3. StatusReceived → PublishedNVD modified 2026-10-23 19:29
  4. First seenCVSS 7.1NVD modified 2026-10-23 20:17

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 4