https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-30T16:24:08.100455+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-48155 CVE-2026-48155 — pypdf: Possible large memory usage for large offsets for layout mode text 2026-09-30T16:24:08.576362+00:00

Affected: py-pdf pypdf

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 large memory usage. This requires extracting text in layout mode with large character offsets. This vulnerability is fixed in 6.12.0.

 https://vulnerability.circl.lu/vuln/ghsa-cj93-chg6-vgv8 GHSA-cj93-chg6-vgv8 — pypdf: Possible large memory usage for large offsets for layout mode text 2026-09-30T16:24:08.576486+00:00

Affected: PyPI: pypdf

### Impact

An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting text in layout mode with large character offsets.

### Patches

This has been fixed in [pypdf==6.12.0](https://github.com/py-pdf/pypdf/releases/tag/6.12.0).

### Workarounds

If developers are unable to immediately upgrade, they should consider applying the changes from PR [#3790](https://github.com/py-pdf/pypdf/pull/3790).

 https://vulnerability.circl.lu/vuln/pysec-2026-3016 PYSEC-2026-3016 — pypdf: Possible large memory usage for large offsets for layout mode text 2026-09-30T16:24:08.576543+00:00

Affected: PyPI: pypdf

### Impact

An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting text in layout mode with large character offsets.

### Patches

This has been fixed in [pypdf==6.12.0](https://github.com/py-pdf/pypdf/releases/tag/6.12.0).

### Workarounds

If developers are unable to immediately upgrade, they should consider applying the changes from PR [#3790](https://github.com/py-pdf/pypdf/pull/3790).