CVE-2025-62707

Summary

pypdf is a free and open-source pure-python PDF library. Prior to version 6.1.3, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the content stream of a page which has an inline image using the DCTDecode filter. This has been fixed in pypdf version 6.1.3.

Affected Software

Weaknesses

• CWE-834: CWE-834: Excessive Iteration

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• https://github.com/py-pdf/pypdf/security/advisories/GHSA-vr63-x8vc-m265
• https://github.com/py-pdf/pypdf/pull/3501
• https://github.com/py-pdf/pypdf/commit/f2864d6dd9bac7cecd3f4f54308b25ebbfa178f8
• https://github.com/py-pdf/pypdf/releases/tag/6.1.3

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