CVE-2026-24688: Loop with Unreachable Exit Condition

pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. This has been fixed in pypdf 6.6.2. If projects...

Linux Distros Unpatched Vulnerability : CVE-2026-24688

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pypdf is a free and open-source pure-python PDF library. An attacker who uses an infinite loop vulnerability that is present in versions prior to 6.6.2 can craf...

Infinite loop

Overview pypdf is an A pure-python PDF library capable of splitting, merging, cropping, and transforming PDF files Affected versions of this package are vulnerable to Infinite loop via the getoutline function. An attacker can cause the application to enter an infinite loop by crafting PDF file wi...

GHSA-2Q4J-M29V-HQ73 pypdf has possible Infinite Loop when processing outlines/bookmarks

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. Patches This has been fixed in pypdf 6.6.2. Workarounds If projects cannot upgrade yet, consider applying the changes from PR 3610...

pypdf has possible Infinite Loop when processing outlines/bookmarks

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires accessing the outlines/bookmarks. Patches This has been fixed in pypdf 6.6.2. Workarounds If projects cannot upgrade yet, consider applying the changes from PR 3610...

PT-2026-4845

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.6.2 Description A flaw exists in the pypdf library that allows attackers to trigger an infinite loop by creating a PDF file with cyclic outline references. This requires accessing the outlines or bookmarks within the...

EUVD-2025-6726

Malicious code in bioql PyPI...

CVE-2025-46206

An issue in Artifex mupdf 1.25.6, 1.25.5 allows a remote attacker to cause a denial of service via an infinite recursion in the mutool clean utility. When processing a crafted PDF file containing cyclic /Next references in the outline structure, the stripoutline function enters infinite recursion...

UBUNTU-CVE-2025-46206

An issue in Artifex mupdf 1.25.6, 1.25.5 allows a remote attacker to cause a denial of service via an infinite recursion in the mutool clean utility. When processing a crafted PDF file containing cyclic /Next references in the outline structure, the stripoutline function enters infinite recursion...

Uncontrolled Recursion

Overview PyMuPDFPro is a Commercial extensions for PyMuPDF; enables Office document handling, including doc, docx, hwp, hwpx, ppt, pptx, xls, xls, and others. Supports text and table extraction, document conversion and more. Affected versions of this package are vulnerable to Uncontrolled Recursi...

Denial Of Service (DoS)

vllm is vulnerable to Denial of Service DoS. The vulnerability is due to the unconditional use of the Outlines grammar cache in vLLM, which allows arbitrary schema entries to be stored without limits, leading to potential filesystem exhaustion and Denial of Service DoS...

CVE-2025-29770

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. The outlines library is one of the backends used by vLLM to support structured output a.k.a. guided decoding. Outlines provides an optional cache for its compiled grammars on the local filesystem. This cache has...

PYSEC-2025-223

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. The outlines library is one of the backends used by vLLM to support structured output a.k.a. guided decoding. Outlines provides an optional cache for its compiled grammars on the local filesystem. This cache has...

PYSEC-2025-223

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. The outlines library is one of the backends used by vLLM to support structured output a.k.a. guided decoding. Outlines provides an optional cache for its compiled grammars on the local filesystem. This cache has...

Allocation of Resources Without Limits or Throttling

Overview vllm is an A high-throughput and memory-efficient inference and serving engine for LLMs Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in outlineslogitsprocessors.py module, which uses a local cache with unbounded size by default...

GHSA-MGRM-FGJV-MHV8 vLLM denial of service via outlines unbounded cache on disk

Impact The outlines library is one of the backends used by vLLM to support structured output a.k.a. guided decoding. Outlines provides an optional cache for its compiled grammars on the local filesystem. This cache has been on by default in vLLM. Outlines is also available by default through the...

vLLM denial of service via outlines unbounded cache on disk

Impact The outlines library is one of the backends used by vLLM to support structured output a.k.a. guided decoding. Outlines provides an optional cache for its compiled grammars on the local filesystem. This cache has been on by default in vLLM. Outlines is also available by default through the...

CVE-2025-29770 vLLM denial of service via outlines unbounded cache on disk

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. The outlines library is one of the backends used by vLLM to support structured output a.k.a. guided decoding. Outlines provides an optional cache for its compiled grammars on the local filesystem. This cache has...

CVE-2025-29770 vLLM denial of service via outlines unbounded cache on disk

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. The outlines library is one of the backends used by vLLM to support structured output a.k.a. guided decoding. Outlines provides an optional cache for its compiled grammars on the local filesystem. This cache has...

CVE-2025-29770

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. The outlines library is one of the backends used by vLLM to support structured output a.k.a. guided decoding. Outlines provides an optional cache for its compiled grammars on the local filesystem. This cache has...