CVE-2026-27628 — Vulnerability intelligence

py-pdf — pypdf

Published: 2026-02-25T03:16:06.513

CVSS

1.2

CISA KEV

Not listed; not proof of no exploitation

Original source text (not a translation)

pypdf is a free and open-source pure-python PDF library. Prior to 6.7.2, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires reading the file. This has been fixed in pypdf 6.7.2. As a workaround, one may apply the patch manually.

Sources

• CVE-2026-27628
• Original advisory
• Issue Tracking, Patch
• Patch, Vendor Advisory