CVE-2026-9318

The CVE concerns tablib prior to version 3.10.0, where the HTML export path (export_book in _html.py) interpolates dataset titles unsafely, enabling stored XSS. Attackers can rename worksheet sheets in imported files (XLSX, ODS, XLS, YAML) to inject script payloads into the Dataset title attribut...

CVE-2026-9318 tablib versions prior to 3.10.0 Stored XSS via HTML Export Dataset Title

tablib prior to 3.10.0 contains a stored cross-site scripting vulnerability in the HTML export functionality that allows attackers to execute arbitrary JavaScript by embedding malicious payloads in dataset titles, which are interpolated unsanitized into HTML output via the exportbook method in th...

PT-2026-75970

tablib prior to 3.10.0 contains a stored cross-site scripting vulnerability in the HTML export functionality that allows attackers to execute arbitrary JavaScript by embedding malicious payloads in dataset titles, which are interpolated unsanitized into HTML output via the export book method in t...

Linux Distros Unpatched Vulnerability : CVE-2026-9318

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tablib prior to 3.10.0 contains a stored cross-site scripting vulnerability in the HTML export functionality that allows attackers to execute arbitrary JavaScri...

PT-2026-70978

Name of the Vulnerable Software and Affected Versions tablib versions prior to 3.10.0 Description A stored cross-site scripting issue exists in the HTML export functionality. Attackers can execute arbitrary JavaScript by embedding malicious payloads in dataset titles. This occurs when the export...

GHSA-H2WF-967X-GXVW MantisBT: Stored XSS in print_all_bug_page_word.php

A missing output encoding call in printallbugpageword.php allows any authenticated user to inject arbitrary HTML into an IMG tag's alt attribute via an image attachment with a crafted filename such as probe." onload="alert1. When any user views the HTML export page...

CVE-2026-6658

A flaw was found in nbconvert. This vulnerability allows a remote attacker to perform Cross-site Scripting XSS by injecting arbitrary HTML or JavaScript code. This occurs due to unsanitized text/vnd.mermaid output in HTML exports, where the datamermaid block directly renders cell output without...

CVE-2026-44727

A flaw was found in Jupyter Server. The nbconvert HTTP handlers in Jupyter Server render user-authored notebook HTML without a sandbox directive in their Content-Security-Policy. This, combined with nbconvert.HTMLExporter's default non-sanitizing behavior, allows a notebook containing an HTML...

SUSE CVE-2026-6658

A vulnerability in jupyter/nbconvert versions tag. This vulnerability impacts any server using nbconvert to render notebooks as HTML, allowing attackers to execute arbitrary JavaScript in the context of users viewing the HTML export...

PT-2026-52688

Name of the Vulnerable Software and Affected Versions jupyter/nbconvert versions prior to 7.17.1 Description Cross-site Scripting XSS occurs during HTML exports due to unsanitized text/vnd.mermaid output. The data mermaid block in share/templates/lab/base.html.j2 renders this output directly into...

CVE-2026-54326

Pi is a minimal terminal coding harness. From 0.74.0 until 0.78.1, Pi HTML exports render session Markdown into a static HTML file. It did not consistently reject unsafe Markdown link and image URL schemes. In versions with scheme filtering, C0 control characters in the URL scheme could bypass th...

CVE-2026-54326 Pi: Potential XSS in HTML session exports via Markdown URL sanitization bypass

Pi is a minimal terminal coding harness. From 0.74.0 until 0.78.1, Pi HTML exports render session Markdown into a static HTML file. It did not consistently reject unsafe Markdown link and image URL schemes. In versions with scheme filtering, C0 control characters in the URL scheme could bypass th...

CVE-2026-44727

Jupyter Server is the backend for Jupyter web applications. Prior to 2.20, the nbconvert HTTP handlers in jupyterserver render user-authored notebook HTML under the Jupyter origin without a sandbox directive in their Content-Security-Policy. Combined with nbconvert.HTMLExporter's default...

CVE-2026-9197 Smart Slider 3 <= 3.5.1.36 - Authenticated (Administrator+) Path Traversal to Arbitrary File Read via 'src'/'srcset' Attribute in HTML Export

The Smart Slider 3 plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 3.5.1.36 via the replaceHTMLImage function. This makes it possible for authenticated attackers, with administrator-level access and above, to read the contents of arbitrary files on...

CVE-2026-50733 Markdown Preview Enhanced Arbitrary Code Execution via WaveDrom eval()

Markdown Preview Enhanced before 0.8.28 parses WaveDrom diagrams by evaluating untrusted markdown content with eval, allowing arbitrary JavaScript execution. The flaw affects every render path - the live preview window.eval and presentation mode plus HTML export the bundled WaveDrom.ProcessAll/ev...

CVE-2026-50733: Improper Neutralization of Directives in Dynamically Evaluated Code

Markdown Preview Enhanced before 0.8.28 parses WaveDrom diagrams by evaluating untrusted markdown content with eval, allowing arbitrary JavaScript execution. The flaw affects every render path - the live preview window.eval and presentation mode plus HTML export the bundled WaveDrom.ProcessAll/ev...

Cross-site Scripting (XSS)

Overview phpoffice/phpspreadsheet is a Spreadsheet engine that Read, Create and Write Spreadsheet documents in PHP . Affected versions of this package are vulnerable to Cross-site Scripting XSS in the HTML export process when handling custom number format codes containing the @ text placeholder. ...

SUSE CVE-2026-39378

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. In versions 6.5 through 7.17.0, when HTMLExporter.embedimages=True, nbconvert's markdown renderer allows arbitrary file read via path traversal in image references. A malicious notebook...

CVE-2026-39378

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. In versions 6.5 through 7.17.0, when HTMLExporter.embedimages=True, nbconvert's markdown renderer allows arbitrary file read via path traversal in image references. A malicious notebook...

PT-2026-33879

Name of the Vulnerable Software and Affected Versions nbconvert versions 6.5 through 7.17.0 Description The nbconvert tool converts Jupyter notebooks to various formats using Jinja templates. When the HTMLExporter.embed images variable is set to True, the markdown renderer allows arbitrary file...