CVE-2025-62707 – pypdf affected by possible infinite loop when reading DCT inline images without EOF marker

CVE ID : CVE-2025-62707

Published : Oct. 22, 2025, 10:15 p.m. | 27 minutes ago

Description : 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.

Severity: 6.6 | MEDIUM

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