PT-2026-5481

Name of the Vulnerable Software and Affected Versions OpenCTI version 3.3.1 Description OpenCTI version 3.3.1 is susceptible to a directory traversal issue through the static/css endpoint. An unauthenticated attacker can access arbitrary files on the filesystem by submitting specially crafted GET...

CVE-2026-0818

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

qt6-webengine -- multiple vulnerabilities

Qt qtwebengine-chromium repo reports: Backports for 262 security bugs in Chromium: CVE-2025-13223: Type Confusion in V8 CVE-2025-13224: Type Confusion in V8 CVE-2025-13630: Type Confusion in V8 CVE-2025-13632: Inappropriate implementation in DevTools CVE-2025-13634: Inappropriate implementation i...

UBUNTU-CVE-2026-0818

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

Malicious Package

Overview css-blocks-ember is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...

CVE-2026-0818

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

CVE-2026-0818

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

CVE-2026-0818

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

EUVD-2026-4880

CSS-based exfiltration of the content from partially encrypted emails when allowing remote content. This vulnerability affects Thunderbird 147.0.1 and Thunderbird 140.7.1...

CVE-2026-0818

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

CVE-2026-0818 CSS-based exfiltration of the content from partially encrypted emails when allowing remote content

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

CVE-2026-0818

Mozilla Thunderbird versions prior to 147.0.1 and 140.7.1 are vulnerable to a CSS-based exfiltration of content from partially encrypted emails. When a user requests to decrypt an inline OpenPGP message embedded within an HTML-formatted email, the decrypted content is rendered while the outer mes...

CVE-2026-0818 CSS-based exfiltration of the content from partially encrypted emails when allowing remote content

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

CVE-2026-0818

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

CVE-2026-0818: Improper Encoding or Escaping of Output

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

Security Vulnerabilities fixed in Thunderbird 140.7.1 — Mozilla

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If...

Microsoft Outlook CSS Injection

The vulnerability of the Microsoft Outlook email client is related to the lack of measures taken to protect the website structure. Exploiting this vulnerability allows a malicious actor to inject arbitrary CSS styles remotely...

CVE-2025-14985

The Alpha Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘alphablockcss’ parameter in all versions up to, and including, 1.5.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level...

CVE-2026-1076

The Star Review Manager plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.2.2. This is due to missing nonce validation on the settings page. This makes it possible for unauthenticated attackers to update the plugin's CSS settings via a forged...

CVE-2026-1098

The CM CSS Columns plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'tag' shortcode attribute in all versions up to, and including, 1.2.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated...