CVE-2026-33699

Published: Mar 27, 2026 Last Modified: Mar 27, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 4,6
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A

Description

AI Translation Available

pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.2 have a vulnerability in which an attacker can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode. This has been fixed in pypdf 6.9.2. If users cannot upgrade yet, consider applying the changes from the patch manually.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0004
Percentile
0,1th
Updated

Single Data Point

Only one EPSS measurement is available for this CVE. Trend analysis requires multiple data points over time.

835

Loop with Unreachable Exit Condition ('Infinite Loop')

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability
Potential Impacts:
Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Amplification
Applicable Platforms
All platforms may be affected
View CWE Details
https://github.com/py-pdf/pypdf/pull/3693
https://github.com/py-pdf/pypdf/pull/3693
https://github.com/py-pdf/pypdf/releases/tag/6.9.2
https://github.com/py-pdf/pypdf/releases/tag/6.9.2
https://github.com/py-pdf/pypdf/security/advisories/GHSA-87…
https://github.com/py-pdf/pypdf/security/advisories/GHSA-87mj-5ggw-8qc3