pypdf: Possible long runtimes for repeated malformed cross-reference entries (Follow-up)
影響: pip:pypdf < 6.21.2 → 6.21.2
An attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires cross-reference streams with repeated malformed cross-reference streams. Patches This has been fixed in [pypdf==6.21.2](https://github.com/py-pdf/pypdf/releases/tag/6.21.2). Workarounds If you cannot upgrade yet, consider applying the changes from PR [#4240](https://github.com/py-pdf/pypdf/pull/4240). Notes This is a follow-up to https://github.com/py-pdf/pypdf/security/advisories/GHSA-55h5-xmcq-…
Read on GitHub Advisory Database
| CVE | CVE-2026-115585 |
|---|---|
| Source | GitHub Advisory Database |
| Fetched | 10/24/2026, 01:50 PM |
| Data | Markdown JSON |
On 10/24/2026, 05:54 AM, GitHub Advisory Database published "pypdf: Possible long runtimes for repeated malformed cross-reference entries (Follow-up)" (type: Advisory). Severity is "High" (high). Related technologies: Python. CVE: CVE-2026-115585.