CVE-2026-1456 Allocation of Resources Without Limits or Throttling in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through CPU exhaustion by submitting specially crafted markdown files that trigger exponential processin...

CVE-2026-1456 Allocation of Resources Without Limits or Throttling in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through CPU exhaustion by submitting specially crafted markdown files that trigger exponential processin...

CVE-2026-1456

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through CPU exhaustion by submitting specially crafted markdown files that trigger exponential processin...

GitLab Enterprise Edition（EE）和GitLab Community Edition（CE） 安全漏洞

GitLab Enterprise Edition EE and GitLab Community Edition CE are both products of the American company GitLab. GitLab Enterprise Edition is a content management system. GitLab Community Edition is a community version of GitLab. Both GitLab Enterprise Edition EE and GitLab Community Edition CE...

PT-2026-7516

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 18.7 through 18.7.3 GitLab CE/EE versions 18.8 through 18.8.3 Description An unauthenticated user could cause a denial of service through CPU exhaustion by submitting specially crafted markdown files. These files trigger...

Cross-site Scripting (XSS)

Overview electron-markdownify is a minimalist Markdown Editor Affected versions of this package are vulnerable to Cross-site Scripting XSS via the file upload. An attacker can execute arbitrary scripts in the context of the application by uploading specially crafted markdown files containing...

CVE-2021-47837

Markdownify 1.2.0 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads within markdown files. Attackers can upload crafted markdown files with embedded scripts that execute when the file is opened, potentially enabling remote code execution...

CVE-2021-47838

Markright 1.0 contains a persistent cross-site scripting vulnerability that allows attackers to embed malicious payloads in markdown files. Attackers can upload specially crafted markdown files that execute arbitrary JavaScript when opened, potentially enabling remote code execution on the victim...

CVE-2021-47839

Marky 0.0.1 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts into markdown files. Attackers can upload crafted markdown files with embedded JavaScript payloads that execute when the file is opened, potentially enabling remote code executio...

CVE-2021-47839

CVE-2021-47839 concerns Marky 0.0.1, where a persistent cross-site scripting (XSS) flaw allows attackers to inject and store JavaScript in uploaded markdown files. When such files are opened, embedded scripts can execute, potentially enabling remote code execution. The provided documents describe...

CVE-2021-47838

CVE-2021-47838 affects Markright 1.0 with a persistent cross-site scripting vulnerability in markdown handling. Attackers can upload specially crafted markdown files that execute arbitrary JavaScript when opened, potentially enabling remote code execution on the victim’s system. The provided docu...

PT-2026-3292

Markdownify 1.2.0 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads within markdown files. Attackers can upload crafted markdown files with embedded scripts that execute when the file is opened, potentially enabling remote code execution...

CVE-2023-53940

Codigo Markdown Editor 1.0.1 contains a code execution vulnerability that allows attackers to run arbitrary system commands by crafting a malicious markdown file. Attackers can embed a video source with an onerror event that executes shell commands through Node.js childprocess module when the fil...

CVE-2023-53940 Codigo Markdown Editor 1.0.1 Electron Arbitrary Code Execution via Markdown File

Codigo Markdown Editor 1.0.1 contains a code execution vulnerability that allows attackers to run arbitrary system commands by crafting a malicious markdown file. Attackers can embed a video source with an onerror event that executes shell commands through Node.js childprocess module when the fil...

CVE-2023-53940 Codigo Markdown Editor 1.0.1 Electron Arbitrary Code Execution via Markdown File

Codigo Markdown Editor 1.0.1 contains a code execution vulnerability that allows attackers to run arbitrary system commands by crafting a malicious markdown file. Attackers can embed a video source with an onerror event that executes shell commands through Node.js childprocess module when the fil...

CVE-2023-53940 Codigo Markdown Editor 1.0.1 Electron Arbitrary Code Execution via Markdown File

Codigo Markdown Editor 1.0.1 contains a code execution vulnerability that allows attackers to run arbitrary system commands by crafting a malicious markdown file. Attackers can embed a video source with an onerror event that executes shell commands through Node.js childprocess module when the fil...

PT-2025-49146

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.6.37 Description Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. A Stored Cross-Site Scripting XSS issue was identified in the Notes PDF download functionality. ...

BIT-GITLAB-2025-12983 Memory Allocation with Excessive Size Value in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.9 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to cause a denial of service condition by submitting specially crafted markdown content with nested formattin...

Linux Distros Unpatched Vulnerability : CVE-2025-12983

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.9 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowe...

CVE-2025-12983

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.9 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to cause a denial of service condition by submitting specially crafted markdown content with nested formattin...