pypdf: pypdf is a free and open-source pure-python PDF library
CVE-2026-71870 is fixed in pypdf on 1 platform by DEBIAN-CVE-2026-71870 (version 6.19.0-1), released August 7, 2026. It is not reported as exploited. Patch Radar priority: Routine.
pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/_cmap.py function parse_bfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed in 6.15.0.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| pypdf · Debian 14 | 6.19.0-1 | DEBIAN-CVE-2026-71870 | Aug 7, 2026 |
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