Microsoft Office 安全漏洞

Microsoft Office is an office software suite of products from the U.S. company Microsoft Microsoft. The product's common components include Word, Excel, Access, Powerpoint, FrontPage, and so on. A code execution vulnerability exists in Microsoft Office, which can be exploited by an attacker to...

Microsoft Excel 缓冲区错误漏洞

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A code execution vulnerability exists in Microsoft Excel, which can be exploited by an attacker to execute code...

Microsoft Excel 安全漏洞

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A code execution vulnerability exists in Microsoft Excel, which can be exploited by an attacker to execute code...

KLA90925 Multiple vulnerabilities in Microsoft Office

Multiple vulnerabilities were found in Microsoft Office. Malicious users can exploit these vulnerabilities to execute arbitrary code, gain privileges, bypass security restrictions, obtain sensitive information, spoof user interface. Below is a complete list of vulnerabilities: 1. A remote code...

Security Updates for Office Online Server (March 2026)

The Office Online Server installation on the remote host is missing security updates. It is, therefore, affected by the following vulnerabilities: - Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. CVE-2026-26107 - Heap-based buffer overflow in...

PT-2026-24322

Уязвимость пакетов программ Microsoft Office, 365 Apps for Enterprise и Excel связана с ненадежным разыменованием указателя. Эксплуатация уязвимости может позволить нарушителю выполнить произвольный код...

PT-2026-24319

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An out-of-bounds read issue exists in Microsoft Office Excel. This can allow an unauthorized attacker to execute code locally. Recommendations At the moment, there is no...

Microsoft Excel 资源管理错误漏洞

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A code execution vulnerability exists in Microsoft Excel, which can be exploited by an attacker to execute code...

Microsoft Excel 安全漏洞

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A code execution vulnerability exists in Microsoft Excel, which can be exploited by an attacker to execute arbitrary code on a system...

Security Updates for Microsoft Excel Products (March 2026)

The Microsoft Excel Products are missing a security update. They are, therefore, affected by multiple remote code execution vulnerabilities. An attacker can exploit these to bypass authentication and execute unauthorized arbitrary commands. CVE-2026-26107, CVE-2026-26108, CVE-2026-26109,...

Security Updates for Microsoft Excel Products C2R (March 2026)

The Microsoft Excel Products are missing a security update. It is, therefore, affected by the following vulnerabilities: - Remote code execution vulnerabilities that an attacker can exploit to bypass authentication and execute unauthorized arbitrary commands. CVE-2026-26107, CVE-2026-26108,...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the readofficedocument function. An attacker can cause a denial of service by providing crafted XLSX files that trigger a null pointer dereference during parsing. Remediation There is no fixed version for xln...

CVE-2026-3664 xlnt-community xlnt Encrypted XLSX File compound_document.cpp read_directory out-of-bounds

A vulnerability was determined in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::compounddocument::readdirectory of the file source/detail/cryptography/compounddocument.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to out-of-bounds rea...

Microsoft Excel Elevation of Privilege Vulnerability (CNVD-2026-16158)

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. An elevation of privilege vulnerability exists in Microsoft Excel, which can be exploited by an attacker to elevate privileges...

Microsoft Excel Buffer Overflow Vulnerability (CNVD-2026-12553)

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A buffer overflow vulnerability exists in Microsoft Excel. The vulnerability stems from the program's failure to properly validate the length and size of input data, which can be exploited by an attacker ...

Microsoft Excel Buffer Overflow Vulnerability (CNVD-2026-12552)

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A buffer overflow vulnerability exists in Microsoft Excel. The vulnerability stems from the program's failure to properly validate the length and size of input data, which can be exploited by an attacker ...

Hackers Use Excel Exploit to Hide XWorm 7.2 in JPEG Files, Hijack PCs

A new phishing campaign is spreading XWorm 7.2 via malicious Excel files, hiding the malware in Windows processes, and using AES encryption to steal passwords and Wi-Fi keys...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error via the decodebase64 function in the Encrypted XLSX File Parser component. An attacker can cause a denial of service by executing a manipulation that triggers an off-by-one error. Remediation A fix was pushed into the...

CVE-2026-2703 xlnt-community xlnt Encrypted XLSX File base64.cpp decode_base64 off-by-one

A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::decodebase64 of the file source/detail/cryptography/base64.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to off-by-one. The attack requires local access...

Security Updates for Microsoft Excel Products C2R (February 2026)

The Microsoft Excel Products are missing a security update. It is, therefore, affected by the following vulnerabilities: - A remote code execution vulnerability that an attacker can exploit to bypass authentication and execute unauthorized arbitrary commands. CVE-2026-21259 - Information disclosu...