PT-2026-98243

Name of the Vulnerable Software and Affected Versions code16 Sharp versions prior to 9.22.5 Description A stored cross-site scripting issue exists in SharpEditorFormField. Attacker-controlled content using the data-html-content attribute can bypass HTML sanitization, allowing executable markup to...

PT-2026-98202

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.8 Discourse versions prior to 2026.6.3 Discourse versions prior to 2026.7.2 Discourse versions prior to 2026.8.0 Description The topic small-action and nested-activity-log components interpolate the free-form...

PT-2026-98204

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.8 Discourse versions prior to 2026.6.3 Discourse versions prior to 2026.7.2 Discourse versions prior to 2026.8.0 Description Attacker-controlled upload filenames used in chat message excerpts are rendered as...

PT-2026-98241

Name of the Vulnerable Software and Affected Versions EmbedVideo Extension versions prior to 4.1.0 Description When the $wgEmbedVideoRequireConsent variable is disabled, video URLs are passed into an iframe src attribute without proper sanitization. This allows an attacker to use a malformed URL ...

CVE-2026-57440: Improper Neutralization of Input During Web Page Generation

The EmbedVideo Extension is a MediaWiki extension which adds a parser function called ev and various parser tags for embedding video clips from various video sharing services. Prior to 4.1.0, with $wgEmbedVideoRequireConsent disabled not the default, the urls for videos are passed into an iframe...

CVE-2026-91121: Improper Neutralization of Input During Web Page Generation

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, attacker-controlled upload filenames used in chat message excerpts were rendered as unescaped HTML. A user able to upload a file and send chat content could place markup in a filename that was th...

CVE-2026-91119: Improper Neutralization of Input During Web Page Generation

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the topic small-action and nested-activity-log components interpolated the free-form actioncodewho value into mention-link href attributes without URL encoding. A quote-bearing display name could...

CVE-2026-4637: Improper Neutralization of Input During Web Page Generation

Paessler PRTG Network Monitor before version 26.2.120.1449 is affected by a reflected Cross-Site Scripting XSS vulnerability. When a request is made for a non-existent resource ending in ".htm", the web interface returns an HTTP 403 "Forbidden Path" error page that echoes the requested URL path...

CVE-2026-84151: Improper Neutralization of Input During Web Page Generation

The Post Grid WordPress plugin before 7.9.5 does not limit an expansion of the WordPress allowed-HTML list to its own markup and applies it site-wide, allowing users with the Contributor role and above to store iframe, style and input elements that are normally stripped from their content, leadin...

CVE-2026-91120: Improper Neutralization of Input During Web Page Generation

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, provider-controlled video titles in lazy video embeds could be reparsed as HTML when Discourse generated notification emails or chat summaries. A user with standard posting privileges could creat...

PT-2026-97827

Name of the Vulnerable Software and Affected Versions phpMyFAQ versions prior to 4.2.0-alpha Description A stored cross-site scripting XSS issue exists that allows unauthenticated users or low-privileged registered users to inject arbitrary JavaScript. The attack occurs when an administrator...

PT-2026-98203

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.8 Discourse versions prior to 2026.6.3 Discourse versions prior to 2026.7.2 Discourse versions prior to 2026.8.0 Description Provider-controlled video titles in lazy video embeds can be reparsed as HTML durin...

Fedora 44 : perl-HTML-FormHandler (2026-21850d7df0)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-21850d7df0 advisory. HTML::FormHandler versions before 0.410002 for Perl render field attributes into HTML without escaping using the processattrs method CVE-2026-85630...

Fedora 43 : perl-HTML-FormHandler (2026-167a356523)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-167a356523 advisory. HTML::FormHandler versions before 0.410002 for Perl render field attributes into HTML without escaping using the processattrs method CVE-2026-85630...

VulnCheck KEV: CVE-2022-28368

Dompdf 1.2.1 allows remote code execution via a .php file in the src:url field of an @font-face Cascading Style Sheets CSS statement within an HTML input file...

PT-2026-97711

Name of the Vulnerable Software and Affected Versions The Post Grid versions prior to 7.9.5 Description The plugin fails to limit the expansion of the WordPress allowed-HTML list to its own markup, applying the change site-wide. This allows users with the Contributor role and above to store ifram...

RHEL 9 : buildah (RHSA-2026:70640)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:70640 advisory. The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to: Create a...

RockyLinux 9 : skopeo (RLSA-2026:70641)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:70641 advisory. skopeo: Go html/template: Cross-Site Scripting via pathological input CVE-2026-56858 skopeo: Go encoding/asn1: Denial of Service via excessive recursion...

AlmaLinux 9 : skopeo (ALSA-2026:70641)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:70641 advisory. skopeo: Go html/template: Cross-Site Scripting via pathological input CVE-2026-56858 skopeo: Go encoding/asn1: Denial of Service via excessive recursion ...

RockyLinux 9 : buildah (RLSA-2026:70640)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:70640 advisory. buildah: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service CVE-2026-56853 buildah: Go html/template: Cross-Site Scripting via...