# Pypdf vulnerabilities

Source: https://junglewise.ai/threats/technologies/pypdf-pypdf  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/pypdf-pypdf.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 6 vulnerabilities in Pypdf: 0 in the last 7 days and 5 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-119208, was published on 29 October 2026. 5 vulnerabilities in the last four weeks, up from none in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 5
- Last 90 days: 5
- All time: 6 (0 critical, 0 exploited in the wild)

## About Pypdf

Python library for reading, writing, and manipulating PDF documents.

## Latest Pypdf vulnerabilities

- [CVE-2026-119208: pypdf denial of service via forged encrypted PDF page count](https://junglewise.ai/threats/cve-2026-119208-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (high, CVSS 4, published 29 Oct 2026)
- [CVE-2026-119203: pypdf infinite loop in PDF cross-reference parsing](https://junglewise.ai/threats/cve-2026-119203-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (high, CVSS 4, published 29 Oct 2026)
- [CVE-2026-115580: pypdf ReDoS in cross-reference table parsing](https://junglewise.ai/threats/cve-2026-115580-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (high, CVSS 4, published 23 Oct 2026)
- [CVE-2026-113791: pypdf ReDoS via crafted PDF content stream](https://junglewise.ai/threats/cve-2026-113791-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (medium, CVSS 4, published 21 Oct 2026)
- [CVE-2026-113786: pypdf unsafe image plugin selection in DCTDecode handler](https://junglewise.ai/threats/cve-2026-113786-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (medium, CVSS 4, published 21 Oct 2026)
- [CVE-2026-24688: PYSEC-2026-1827 - pypdf has possible Infinite Loop when processing outlines/bookmarks](https://junglewise.ai/threats/cve-2026-24688-pypdf-infinite-loop-in-outline-bookmark-processing) (medium, CVSS 4.3, published 27 Jan 2026)

## Most severe Pypdf vulnerabilities

- [CVE-2026-115580: pypdf ReDoS in cross-reference table parsing](https://junglewise.ai/threats/cve-2026-115580-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (high, CVSS 4, published 23 Oct 2026)
- [CVE-2026-119208: pypdf denial of service via forged encrypted PDF page count](https://junglewise.ai/threats/cve-2026-119208-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (high, CVSS 4, published 29 Oct 2026)
- [CVE-2026-119203: pypdf infinite loop in PDF cross-reference parsing](https://junglewise.ai/threats/cve-2026-119203-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (high, CVSS 4, published 29 Oct 2026)
- [CVE-2026-24688: PYSEC-2026-1827 - pypdf has possible Infinite Loop when processing outlines/bookmarks](https://junglewise.ai/threats/cve-2026-24688-pypdf-infinite-loop-in-outline-bookmark-processing) (medium, CVSS 4.3, published 27 Jan 2026)
- [CVE-2026-113786: pypdf unsafe image plugin selection in DCTDecode handler](https://junglewise.ai/threats/cve-2026-113786-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (medium, CVSS 4, published 21 Oct 2026)
- [CVE-2026-113791: pypdf ReDoS via crafted PDF content stream](https://junglewise.ai/threats/cve-2026-113791-pypdf-is-a-free-and-open-source-pure-python-pdf-library-prior-to) (medium, CVSS 4, published 21 Oct 2026)

## Vulnerabilities per week

5 vulnerabilities in the last four weeks, up from none in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 3 | 0 | 0 |
| 26 Oct 2026 | 2 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Pypdf vulnerabilities", https://junglewise.ai/threats/technologies/pypdf-pypdf, 9 November 2026.