GHSA-G9XF-7F8Q-9MCJ pypdf: Possible infinite loop when processing threads/articles in writer

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with threads/articles into a writer. Patches This has been fixed in pypdf==6.13.1. Workarounds If users cannot upgrade yet, consider applying the changes from PR 3839...

CVE-2026-49276

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites using the writer field in any blueprint allowed a scripting link to be included as the target of a link or email link in writer mark components, making the target clickable by the user who entered it and...

CVE-2026-49276 Kirby: Self cross-site scripting (self-XSS) in the writer field

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites using the writer field in any blueprint allowed a scripting link to be included as the target of a link or email link in writer mark components, making the target clickable by the user who entered it and...

CVE-2026-49276

Kirby CMS contains a self-XSS vulnerability (CVE-2026-49276) in the writer field used by any blueprint. In affected releases, a scripting link could be placed as the target of a link or email link in writer mark components, allowing the attacker to trigger JavaScript execution in the authenticate...

CVE-2026-49276

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites using the writer field in any blueprint allowed a scripting link to be included as the target of a link or email link in writer mark components, making the target clickable by the user who entered it and...

CVE-2026-49276 Kirby: Self cross-site scripting (self-XSS) in the writer field

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites using the writer field in any blueprint allowed a scripting link to be included as the target of a link or email link in writer mark components, making the target clickable by the user who entered it and...

Writer AI Flaw Could Let Agent Previews Leak Session Tokens Across Tenants

Cybersecurity researchers have disclosed details of a now-patched critical session isolation vulnerability in Writer, an enterprise generative artificial intelligence AI platform, that could result in cross-tenant compromise. The one-click vulnerability has been codenamed WriteOut by the Sand...

PYSEC-2026-1834 Possible Infinite Loop when PdfWriter(clone_from) is used with a PDF

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage. That is, for example, the case when the pypdf-user manipulates an incomi...

Possible Infinite Loop when PdfWriter(clone_from) is used with a PDF

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to an infinite loop.This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage.That is, for example, the case when the pypdf-user manipulates an incoming...

[SECURITY] Fedora 43 Update: rust-quick-xml-0.41.0-1.fc43

High performance xml reader and writer...

[SECURITY] Fedora 44 Update: rust-quick-xml-0.41.0-1.fc44

High performance xml reader and writer...

Exploit for Insecure Default Initialization of Resource in Apache Solr

Mass Reconnaissance & Exploitation Framework for Apache Solr...

PT-2026-55474

Name of the Vulnerable Software and Affected Versions ZEBRA versions prior to 4.4.2 Description A consensus-valid block containing a long chain of transparent self-spends to a single address can cause Zebra nodes to permanently halt. In the file zebra-state/src/service/finalized state/zebra...

CVE-2026-50269

A flaw was found in aiohttp, an asynchronous HTTP client/server framework. This vulnerability, known as CRLF Carriage Return Line Feed injection, allows an attacker to modify HTTP requests by injecting malicious input into multipart or payload headers. If an application processes user-controlled...

CVE-2026-54651

A flaw was found in pypdf. An attacker can craft a malicious PDF file that, when merged with threads or articles into a writer, can lead to an an infinite loop. This vulnerability can result in a Denial of Service DoS condition, making the affected system unresponsive. Mitigation If PDF processin...

CVE-2026-44792 n8n: Source Control Pull SQL Injection

n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an attacker with write access to the git repository connected to an n8n Source Control configuration could commit a malicious Data Table JSON file containing a crafted column name. When an administrator...

CVE-2026-54651

pypdf is a free and open-source pure-python PDF library. Prior to 6.13.1, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with threads/articles into a writer. This vulnerability is fixed in 6.13.1...

DEBIAN-CVE-2026-54651

pypdf is a free and open-source pure-python PDF library. Prior to 6.13.1, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with threads/articles into a writer. This vulnerability is fixed in 6.13.1...

DEBIAN-CVE-2026-54531

pypdf is a free and open-source pure-python PDF library. Prior to 6.13.0, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with outlines into a writer. This vulnerability is fixed in 6.13.0...

CVE-2026-54651 pypdf: Possible infinite loop when processing threads/articles in writer

pypdf is a free and open-source pure-python PDF library. Prior to 6.13.1, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with threads/articles into a writer. This vulnerability is fixed in 6.13.1...