BIT-DISCOURSE-2026-72720 Discourse: HTML injection in PrettyText.format_for_email from cooked-attribute reparsing

Discourse is an open-source discussion platform. Prior to 2026.1.7, 2026.6.2, 2026.7.1, and 2026.8.0, Discourse has HTML injection in PrettyText.formatforemail because cooked attribute values are reparsed as markup. Crafted Vimeo iframe sources, secure-upload URLs or dimensions, and hashtag...

The vulnerability in the Apache ActiveMQ and Apache ActiveMQ Web software for web management consoles allows attackers to inject malicious HTML content.

The vulnerability of the Apache ActiveMQ and Apache ActiveMQ Web software for web management consoles is related to the lack of security measures taken to protect the website structure. Exploiting this vulnerability allows a malicious actor to inject malicious HTML content remotely...

CVE-2026-55674: Improper Neutralization of Input During Web Page Generation

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, an unauthenticated attacker could send a single request with a crafted colorschemeid or darkschemeid cookie to inject arbitrary HTML into a Discourse page. Because the cookie value was rendered...

Important: thunderbird

Issue Overview: The code to parse MIME headers for display when forwarding a message if the setting to view all headers was enabled had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the headers, and potentially crashing Thunderbird. This vulnerability...

PT-2026-73247

Discourse is an open-source discussion platform. Prior to 2026.1.7, 2026.6.2, 2026.7.1, and 2026.8.0, Discourse has HTML injection in PrettyText.format for email because cooked attribute values are reparsed as markup. Crafted Vimeo iframe sources, secure-upload URLs or dimensions, and hashtag...

CVE-2026-73042 SiYuan before v3.7.4 Remote Code Execution via Menu Metadata

SiYuan before v3.7.4 fails to properly escape database menu metadata in HTML interpolation, allowing stored values to execute script when users open group, view, or field-edit menus. Attackers can inject markup through field descriptions or names that close containing elements and execute arbitra...

PT-2026-73049

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.4 Description Improper escaping of database menu metadata during HTML interpolation allows stored values to execute scripts when users open group, view, or field-edit menus. Attackers can inject markup through fiel...

EUVD-2026-58196

Next AI Draw.io 0.2.1 through 0.4.16 contains a reflected cross-site scripting vulnerability in the mcp query parameter that is interpolated without escaping into HTML and JavaScript. Attackers can craft malicious URLs to execute arbitrary JavaScript in the localhost origin, enabling exfiltration...

CVE-2026-21832

HCL AION is affected by a vulnerability where indirect prompt injection can lead to HTML injection in rendered output. Injected markup may be displayed to users, potentially resulting in unintended behavior or security impact under certain conditions...

CVE-2026-21832 HCL AION is affected by multiple security vulnerabilities.

HCL AION is affected by a vulnerability where indirect prompt injection can lead to HTML injection in rendered output. Injected markup may be displayed to users, potentially resulting in unintended behavior or security impact under certain conditions...

CVE-2026-21832 HCL AION is affected by multiple security vulnerabilities.

HCL AION is affected by a vulnerability where indirect prompt injection can lead to HTML injection in rendered output. Injected markup may be displayed to users, potentially resulting in unintended behavior or security impact under certain conditions...

CVE-2026-21832

HCL AION is identified as affected by CVE-2026-21832, where indirect prompt injection can lead to HTML injection in rendered output. The injected markup may be displayed to users, potentially causing unintended behavior or security impact under certain conditions. The provided documents do not sp...

EUVD-2026-57929

HCL AION is affected by a vulnerability where indirect prompt injection can lead to HTML injection in rendered output. Injected markup may be displayed to users, potentially resulting in unintended behavior or security impact under certain conditions...

PT-2026-71495

HCL AION is affected by a vulnerability where indirect prompt injection can lead to HTML injection in rendered output. Injected markup may be displayed to users, potentially resulting in unintended behavior or security impact under certain conditions...

CVE-2026-21832: Undefined Security Weakness

HCL AION is affected by a vulnerability where indirect prompt injection can lead to HTML injection in rendered output. Injected markup may be displayed to users, potentially resulting in unintended behavior or security impact under certain conditions...

SUSE SLED15: libxmlrpc++8 / libxmlrpc3 / libxmlrpc_abyss++8 / libxmlrpc_abyss3 / etc (SUSE-SU-2026:3572-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:3572-1 advisory. This update for xmlrpc-c fixes the following issue: - CVE-2026-15928: reflected cross-site scripting XSS via HTML...

EUVD-2026-57392

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to escalate privileges due to improper sanitization of HTML content rendered in a CI job modal...

CVE-2026-73374

A stored cross-site scripting XSS vulnerability existed in Vulnerability-Lookup in the rendertagbadges Jinja filter used to display reference tags associated with vulnerability records. Values from containers.cna.references.tags were directly interpolated into HTML badge elements and the resultin...

EUVD-2026-57108

The Royal Addons for Elementor WordPress plugin before 1.7.1065 does not validate a widget setting used to build an HTML tag before outputting it, which could allow users with the Contributor role and above to perform Stored Cross-Site Scripting attacks...

PT-2026-71082

A stored cross-site scripting XSS vulnerability existed in Vulnerability-Lookup in the render tag badges Jinja filter used to display reference tags associated with vulnerability records. Values from containers.cna.references.tags were directly interpolated into HTML badge elements and the...