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CVE-2026-49461

pypdf: Possible large memory usage for form XObjects during text extraction PUBLISHED

Description (CNA)

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.2, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting the text of a page which contains a form XObject with self-references. This vulnerability is fixed in 6.12.2.

Affected (CNA)

Vendor / productVersions
py-pdf / pypdfaffected < 6.12.2

CWE

CWE-400

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.