Pypdf2
9 CVEs tracked. None of them is in CISA KEV.
This hub aggregates every CVE we track for Pypdf2, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.
Pypdf2 CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 0 |
| 2024-11 | 0 |
| 2024-12 | 0 |
| 2025-01 | 0 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 0 |
| 2025-05 | 0 |
| 2025-06 | 0 |
| 2025-07 | 0 |
| 2025-08 | 0 |
| 2025-09 | 0 |
| 2025-10 | 1 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 1 |
| 2026-02 | 2 |
| 2026-03 | 1 |
| 2026-04 | 0 |
| 2026-05 | 0 |
| 2026-06 | 0 |
| 2026-07 | 0 |
| 2026-08 | 0 |
| 2026-09 | 0 |
Severity
How the 9 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- High2
- Medium7
Latest CVEs
The 9 most recently published vulnerabilities affecting Pypdf2.
- CVE-2026-28804pypdf: Inefficient decoding of ASCIIHexDecode streams5.3
- CVE-2026-27628pypdf has a possible infinite loop when loading circular /Prev entries in cross-reference streams7.5
- CVE-2026-27025pypdf has possible long runtimes/large memory usage for large /ToUnicode streams5.5
- CVE-2026-22691pypdf has possible long runtimes for malformed startxref5.3
- CVE-2025-62707pypdf affected by possible infinite loop when reading DCT inline images without EOF marker7.5
- CVE-2023-36810Quadratic runtime with malformed PDF missing xref marker in pypdf6.2
- CVE-2023-36807Infinite Loop when reading malformed objects in pypdf6.2
- CVE-2023-36464Infinite Loop when a comment isn't followed by a character in pypdf6.2
- CVE-2022-24859Manipulated inline images can cause Infinite Loop in PyPDF26.2
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