CVE-2026-59935: Loop with Unreachable Exit Condition

pypdf is a free and open-source pure-python PDF library. Prior to 6.14.2, an attacker can craft a PDF with a page content stream containing a not terminated inline image that uses the ASCII85 or ASCIIHex filters, causing an infinite loop during parsing such as when extracting page text. This issu...

PT-2026-56497

Name of the Vulnerable Software and Affected Versions protobufjs versions prior to 7.6.5 protobufjs versions prior to 8.6.6 Description protobufjs compiles protobuf definitions into JavaScript functions. The software parses option names by advancing through schema tokens until an = token is reach...

CVE-2026-59874: Loop with Unreachable Exit Condition

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.18, tar.replace accepts a checksum-valid tar header with a negative base-256 encoded entry size, causing the archive scanner to make no progress while repeatedly parsing the same header. This issue is fixed in version 7.5.18...

PT-2026-56546

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.14.2 Description An attacker can craft a PDF file with a page content stream containing an unterminated inline image that utilizes ASCII85 or ASCIIHex filters. This leads to an infinite loop during the parsing process...

CVE-2026-59936: Uncontrolled Resource Consumption

pypdf is a free and open-source pure-python PDF library. Prior to 6.14.1, an attacker can craft a PDF with a page content stream containing a not terminated inline image, causing an infinite loop during inline image end marker detection such as when extracting page text. This issue is fixed in...

Security Bulletin: IBM watsonx.data integration has several vulnerabilities due to open source software

Summary Open source packages are used as part of the overall processing in IBM watsonx.data integration. Vulnerability Details CVEID:CVE-2026-33814 DESCRIPTION: When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a...

pypdf has possible Infinite Loop when processing outlines/bookmarks

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

PYSEC-2026-1827 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...

PYSEC-2026-1107 AIOHTTP vulnerable to DoS when bypassing asserts

Summary When assert statements are bypassed, an infinite loop can occur, resulting in a DoS attack when processing a POST body. Impact If optimisations are enabled -O or PYTHONOPTIMIZE=1, and the application includes a handler that uses the Request.post method, then an attacker may be able to...

AIOHTTP vulnerable to DoS when bypassing asserts

SummaryWhen assert statements are bypassed, an infinite loop can occur, resulting in a DoS attack when processing a POST body. ImpactIf optimisations are enabled -O or PYTHONOPTIMIZE=1, and the application includes a handler that uses the Request.post method, then an attacker may be able to execu...

PYSEC-2026-1833 pypdf possibly loops infinitely when reading DCT inline images without EOF marker

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the content stream of a page which has an inline image using the DCTDecode filter. Patches This has been fixed in pypdf==6.1.3. Workarounds If you cannot upgrade yet, consider...

pypdf possibly loops infinitely when reading DCT inline images without EOF marker

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the content stream of a page which has an inline image using the DCTDecode filter. PatchesThis has been fixed in pypdf==6.1.3. WorkaroundsIf you cannot upgrade yet, consider applyi...

LlamaIndex Improper Handling of Exceptional Conditions vulnerability

A vulnerability in the LangChainLLM class of the run-llama/llamaindex repository, version v0.12.5, allows for a Denial of Service DoS attack. The streamcomplete method executes the llm using a thread and retrieves the result via the getresponsegen method of the StreamingGeneratorCallbackHandler...

PYSEC-2026-1563 LlamaIndex Improper Handling of Exceptional Conditions vulnerability

A vulnerability in the LangChainLLM class of the run-llama/llamaindex repository, version v0.12.5, allows for a Denial of Service DoS attack. The streamcomplete method executes the llm using a thread and retrieves the result via the getresponsegen method of the StreamingGeneratorCallbackHandler...

InvokeAI has Denial of Service (DoS) vulnerability in `/api/v1/images/upload`

A Denial of Service DoS vulnerability in the multipart request boundary processing mechanism of the Invoke-AI server version v5.0.1 allows unauthenticated attackers to cause excessive resource consumption. The server fails to handle excessive characters appended to the end of multipart boundaries...

PYSEC-2026-1290 DB-GPT Uncontrolled Resource Consumption vulnerability

A Denial of Service DoS vulnerability in the multipart request boundary processing mechanism of eosphoros-ai/db-gpt v0.6.0 allows unauthenticated attackers to cause excessive resource consumption. The server fails to handle excessive characters appended to the end of multipart boundaries, leading...

DB-GPT Uncontrolled Resource Consumption vulnerability

A Denial of Service DoS vulnerability in the multipart request boundary processing mechanism of eosphoros-ai/db-gpt v0.6.0 allows unauthenticated attackers to cause excessive resource consumption. The server fails to handle excessive characters appended to the end of multipart boundaries, leading...

Aim denial of service vulnerability

A vulnerability in aimhubio/aim version 3.19.3 allows an attacker to cause an infinite loop by configuring the remote tracking server to point at itself. This results in the server endlessly connecting to itself, rendering it unable to respond to other connections...

PYSEC-2026-2074 zipp Denial of Service vulnerability

A Denial of Service DoS vulnerability exists in the jaraco/zipp library, affecting all versions prior to 3.19.1. The vulnerability is triggered when processing a specially crafted zip file that leads to an infinite loop. This issue also impacts the zipfile module of CPython, as features from the...

zipp Denial of Service vulnerability

A Denial of Service DoS vulnerability exists in the jaraco/zipp library, affecting all versions prior to 3.19.1. The vulnerability is triggered when processing a specially crafted zip file that leads to an infinite loop. This issue also impacts the zipfile module of CPython, as features from the...