CVE-2026-2995

GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content...

CVE-2026-2995

Summary: CVE-2026-2995 affects GitLab Enterprise Edition (GitLab EE) and was fixed via patch releases. Affected versions (as remediated): all GitLab EE versions from 15.4 before 18.8.7; 18.9 before 18.9.3; and 18.10 before 18.10.1. Root cause / vulnerability: improper sanitization of HTML content...

CVE-2026-2995 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab

GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content...

CVE-2026-2995

Removed by vendor...

CVE-2026-2995 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab

GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content...

PT-2026-27992

Name of the Vulnerable Software and Affected Versions GitLab EE versions 15.4 through 18.8.6 GitLab EE versions 18.9 through 18.9.2 GitLab EE versions 18.10 through 18.10.0 Description An authenticated user could add email addresses to targeted user accounts due to improper sanitization of HTML...

GitLab 15.4 < 18.8.7 / 18.9 < 18.9.3 / 18.10 < 18.10.1 (CVE-2026-2995)

The version of GitLab installed on the remote host is affected by a vulnerability, as follows: - GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email...

GHSA-72H5-39R7-R26J AVideo - Incomplete Fix for CVE-2026-27568: Stored XSS via Markdown `javascript:` URI Bypasses ParsedownSafeWithLinks Sanitization

Summary The fix for CVE-2026-27568 GHSA-rcqw-6466-3mv7 introduced a custom ParsedownSafeWithLinks class that sanitizes raw HTML and tags in comments, but explicitly disables Parsedown's safeMode. This creates a bypass: markdown link syntax text is processed by Parsedown's inlineLink method, which...

CVE-2026-33066

SiYuan is a personal knowledge management system. In versions 3.6.0 and below, the backend renderREADME function uses lute.New without calling SetSanitizetrue, allowing raw HTML embedded in Markdown to pass through unmodified. The frontend then assigns the rendered HTML to innerHTML without any...

EUVD-2026-13192

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, the onebox method in the SharedAiConversation model renders the conversation title directly into HTML without proper sanitization. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 conta...

PT-2026-29978

Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions prior to 1.5.14 and prior to 1.6.14 Description A flaw exists in Roundcube Webmail that allows for cross-site scripting XSS. This occurs due to inadequate sanitization of HTML attachments when previewed. An attacker...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : Bleach vulnerabilities (USN-8077-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8077-1 advisory. It was discovered that Bleach did not properly sanitize URI attributes containing character entities. An attacker could possibly...

Cross-site Scripting (XSS)

Overview league/commonmark is a PHP-based Markdown parser which supports the full CommonMark spec. It is based on the CommonMark JS reference implementation. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the DisallowedRawHtml extension when a newline, tab, or...

USN-8077-1 python-bleach vulnerabilities

It was discovered that Bleach did not properly sanitize URI attributes containing character entities. An attacker could possibly use this issue to construct a URI with a disallowed scheme that would bypass sanitization, leading to cross-site scripting. This issue only affected Ubuntu 18.04 LTS...

Cross-site Scripting (XSS)

Overview nocodb is a NocoDB Affected versions of this package are vulnerable to Cross-site Scripting XSS via the CommentsService component, which uses v-html without proper sanitization. An attacker can execute arbitrary JavaScript code in the context of a user's browser by submitting crafted inp...

CVE-2026-27627

Karakeep is a elf-hostable bookmark-everything app. In version 0.30.0, when the Reddit metascraper plugin returns readableContentHtml, the HTML parsing subprocess uses it directly without running it through DOMPurify. Every other content source in the crawler goes through Readability + DOMPurify,...

PT-2026-21852

Name of the Vulnerable Software and Affected Versions Karakeep version 0.30.0 Description Karakeep is an elf-hostable bookmark-everything app. Version 0.30.0 does not properly sanitize HTML content received from the Reddit metascraper plugin. Specifically, when the plugin returns...

New API has Potential XSS in its MarkdownRenderer component

Summary A potential unsafe operation occurs in component MarkdownRenderer.jsx, allowing for Cross-Site ScriptingXSS when the model outputs items containing tag. Details Line 212-231 of MarkdownRenderer.jsx is unsafe, it use dangerouslySetInnerHTML to preview html the model generates. This can...

CVE-2026-1439 Reflected Cross-Site Scripting (XSS) vulnerability in Graylog Web Interface

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

Graylog Web Interface 跨站脚本漏洞

The Graylog Web Interface is a web interface provided by the American company Graylog. Version 2.2.3 of the Graylog Web Interface contained a cross-site scripting vulnerability. This vulnerability stemmed from insufficient cleaning and escaping of HTML output, which could allow arbitrary JavaScri...