CVE-2026-93547

The Vaadin Spreadsheet component (including the Spreadsheet add-on for Vaadin Framework 7 and 8) contains a missing authorization check that allows authenticated users to add or replace cell comments on sheets with enabled protection, including locked cells. The underlying cause is that the handl...

CVE-2026-93547 Missing Authorization Check in Vaadin Spreadsheet Allows Cell Comments to Be Written to Protected Sheets and Locked Cells

A missing authorization check in the Vaadin Spreadsheet component allows an authenticated user of an application that renders a spreadsheet to add or replace cell comments on a sheet that has protection enabled, including on cells that are locked. Writing a comment to a cell that does not exist y...

EUVD-2026-89952

A missing authorization check in the Vaadin Spreadsheet component allows an authenticated user of an application that renders a spreadsheet to add or replace cell comments on a sheet that has protection enabled, including on cells that are locked. Writing a comment to a cell that does not exist y...

EUVD-2024-1640

Malicious code in bioql PyPI...

PHPOffice PhpSpreadsheet Cross-Site Scripting Vulnerability

PHPOffice PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. A security vulnerability exists in version 0.0.0 of phpoffice/phpspreadsheet, which originates from the affected package phpoffice phpspreadsheet from 0.0.0. The library is susceptible to XSS attacks when creatin...

CVE-2020-7776: Improper Neutralization of Input During Web Page Generation

This affects the package phpoffice/phpspreadsheet from 0.0.0. The library is vulnerable to XSS when creating an html output from an excel file by adding a comment on any cell. The root cause of this issue is within the HTML writer where user comments are concatenated as part of link and this is...

Memory corruption

Unspecified vulnerability in Microsoft Office Excel Viewer 2003 up to SP3 allows user-assisted remote attackers to execute arbitrary code via an Excel document with malformed cell comments that trigger memory corruption from an "allocation error," aka "Microsoft Office Cell Parsing Memory...

CVE-2008-0113

Unspecified vulnerability in Microsoft Office Excel Viewer 2003 up to SP3 allows user-assisted remote attackers to execute arbitrary code via an Excel document with malformed cell comments that trigger memory corruption from an "allocation error," aka "Microsoft Office Cell Parsing Memory...

CVE-2008-0113

Unspecified vulnerability in Microsoft Office Excel Viewer 2003 up to SP3 allows user-assisted remote attackers to execute arbitrary code via an Excel document with malformed cell comments that trigger memory corruption from an "allocation error," aka "Microsoft Office Cell Parsing Memory...

Microsoft Excel BIFF File Format Cell Record Parsing Memory Corruption Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Office. Exploitation requires that the attacker coerce the target into opening a malicious .XLS file. The specific flaw exists within the parsing of malformed cell comments. When Excel...

CVE-2008-0113: Improper Control of Generation of Code

Unspecified vulnerability in Microsoft Office Excel Viewer 2003 up to SP3 allows user-assisted remote attackers to execute arbitrary code via an Excel document with malformed cell comments that trigger memory corruption from an "allocation error," aka "Microsoft Office Cell Parsing Memory...

Code injection

Microsoft Office Excel 2000 through 2004 allows user-assisted attackers to execute arbitrary code via malformed cell comments, which lead to modification of "critical data offsets" during the rebuilding process...

CVE-2006-2388

Microsoft Office Excel 2000 through 2004 allows user-assisted attackers to execute arbitrary code via malformed cell comments, which lead to modification of "critical data offsets" during the rebuilding process...

CVE-2006-2388

Summary: CVE-2006-2388 is a remote code execution vulnerability in Microsoft Office Excel (2000–2004) caused by a flaw when Excel rebuilds metadata after processing malformed cell comments. An attacker must lure a user into opening a crafted .XLS file, which could allow code execution with the cu...

CVE-2006-2388

Microsoft Office Excel 2000 through 2004 allows user-assisted attackers to execute arbitrary code via malformed cell comments, which lead to modification of "critical data offsets" during the rebuilding process...

CVE-2006-2388: Improper Control of Generation of Code

Microsoft Office Excel 2000 through 2004 allows user-assisted attackers to execute arbitrary code via malformed cell comments, which lead to modification of "critical data offsets" during the rebuilding process...