A AegiFlow
MEDIUMCVSS 6.9

CVE-2026-54651

CVE-2026-54651 updated by NVD

Modified
2026-11-04
Sources
nvd

Summary

pypdf is a free and open-source pure-python PDF library. Prior to 6.13.1, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with threads/articles into a writer. This vulnerability is fixed in 6.13.1.

References

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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