CVE-2026-55778 Parse Server: Stored XSS via non-standard file extension bypassing file upload extension blocklist

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1-alpha.11 and 8.6.81, the default fileUpload.fileExtensions blocklist could be bypassed by uploading a file with a non-standard or compound extension and dangerous content type,...

CVE-2026-6896 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

GitLab has remediated an issue in GitLab EE affecting all versions from 13.11 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute arbitrary scripts in another user's browser...

CVE-2026-6896 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

GitLab has remediated an issue in GitLab EE affecting all versions from 13.11 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute arbitrary scripts in another user's browser...

CVE-2026-6896

CVE-2026-6896 affects GitLab Enterprise Edition (GitLab EE). The issue is an improper sanitization of user-supplied input that could allow an authenticated user with developer -role permissions to run arbitrary scripts in another user’s browser session (a cross-site scripting scenario). Affected ...

CVE-2026-13320 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper...

CVE-2026-13320 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper...

CVE-2026-13320 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper...

CVE-2026-13320

GitLab CE/EE vulnerability CVE-2026-13320: an authenticated user could execute arbitrary scripts in another user’s browser session due to improper sanitization of input. Affected versions include all 15.7.x prior to 18.11.7, 19.0.x prior to 19.0.4, and 19.1.x prior to 19.1.2. GitLab has remediate...

github.com/gohugoio/hugo: Hugo: Cross-site Scripting via unescaped code-fence language in default code block renderer

A flaw was found in Hugo, a static site generator. The default code-block renderer failed to properly escape Markdown code-fence language or info-strings. This vulnerability allows an attacker to inject malicious script elements into web pages, leading to Cross-site Scripting XSS. Successful...

github.com/gohugoio/hugo: Hugo: Cross-site Scripting via untrusted HTML content files

A flaw was found in Hugo, a static site generator. This vulnerability allows a remote attacker to perform stored cross-site scripting XSS by ingesting untrusted HTML content files. When a site processes these malicious files, the embedded script is executed verbatim in the rendered page,...

CVE-2026-59802 PasswordPusher < 2.8.1 - Redirect-Based XSS via data URI in URL Push Payload

PasswordPusher before 2.8.1 accepts data URI schemes in URL push payloads due to insufficient validation in the validurl function. Attackers can create malicious pushes containing data:text/html URIs that execute arbitrary JavaScript in victims' browsers when clicked, enabling phishing and...

CVE-2026-59802 PasswordPusher < 2.8.1 - Redirect-Based XSS via data URI in URL Push Payload

PasswordPusher before 2.8.1 accepts data URI schemes in URL push payloads due to insufficient validation in the validurl function. Attackers can create malicious pushes containing data:text/html URIs that execute arbitrary JavaScript in victims' browsers when clicked, enabling phishing and...

CVE-2026-59802

PasswordPusher before 2.8.1 is vulnerable to Redirect-Based XSS due to insufficient validation in the valid_url function, allowing data:text/html URIs in URL push payloads that can execute JavaScript in victims’ browsers when clicked within the trusted domain. Affected versions: before 2.8.1. Roo...

Cross-site Scripting (XSS)

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to Cross-site Scripting XSS via the cx class-name handling in src/helper/css/index.ts. An attacker can inject arbitrary HTML into rendered JSX by supplying a malicious class string to cx...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the renderadmonition function. An attacker can execute arbitrary scripts in the context of the user by injecting malicious content into the :class: option of the Admonition directive, which is not properly...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the safeurl process. An attacker can inject malicious URLs into rendered href and src attributes by crafting links that use legacy or chained schemes, potentially leading to script execution in affected user...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the safeurl function. An attacker can execute arbitrary scripts in the rendered HTML by supplying specially crafted percent-encoded javascript URIs in Markdown links or images. Details Cross-site scripting o...

DRUPAL-CONTRIB-2026-076

The AI SEO/GEO Analyzer module generates SEO/GEO analysis reports by sending content of an entity including its comments to an LLM, then converts the model's Markdown response to HTML and stores it for display to privileged users. The generated HTML was rendered without passing through Drupal's...

PYSEC-2026-2214

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, renderadmonition in src/mistune/directives/admonition.py concatenates the Admonition directive :class: option into the HTML class attribute without escaping, allowing attribute injection and cross-site scripting even...

AZL-92214 CVE-2026-59926 affecting package python-mistune for versions less than 3.3.0-1

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, renderadmonition in src/mistune/directives/admonition.py concatenates the Admonition directive :class: option into the HTML class attribute without escaping, allowing attribute injection and cross-site scripting even...