CVE-2026-48156
UNKNOWN
NVD
CVSS Score
0
Severity
UNKNOWN
Published
May 28, 2026
Vendor
unknown
Description
pypdf is a free and open-source pure-python PDF library. Prior to 6.12.0, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires cross-reference streams with /W [0 0 0] values and large /Size values. This vulnerability is fixed in 6.12.0.