The vulnerability of the Python library for working with PDF files, PyPDF, relates to the execution of a loop with an unreachable exit condition, allowing a hacker to cause a service failure.
🗓️ 27 May 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 10 Views
| Reporter | Title | Published | Views | Family All 34 |
|---|---|---|---|---|
 | Security Bulletin: Multiple vulnerabilities in IBM watsonx Orchestrate Developer Edition | 12 Jun 202610:57 | – | ibm |
 | CVE-2026-33699 | 26 Mar 202623:58 | – | attackerkb |
 | CVE-2026-33699 vulnerabilities | 31 Mar 202601:17 | – | cgr |
 | pypdf 安全漏洞 | 27 Mar 202600:00 | – | cnnvd |
 | CVE-2026-33699 | 26 Mar 202623:58 | – | cve |
 | CVE-2026-33699 pypdf: Possible infinite loop during recovery attempts in DictionaryObject.read_from_stream | 26 Mar 202623:58 | – | cvelist |
 | CVE-2026-33699 | 26 Mar 202623:58 | – | debiancve |
 | pypdf: Possible infinite loop during recovery attempts in DictionaryObject.read_from_stream | 25 Mar 202620:05 | – | github |
 | CVE-2026-33699 | 27 Mar 202601:16 | – | nvd |
 | CGA-P4VC-VVCR-P8W4 | 30 Mar 202623:16 | – | osv |
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27 May 2026 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 37.5
CVSS 27.8
EPSS0.00455