CVE-2026-59933

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the OLE reader follows sector chains from attacker-controlled XLS/OLE...

libreoffice: LibreOffice Calc: Arbitrary code execution via heap buffer overflow in formula compilation

A vulnerability has been identified in LibreOffice Calc. An application crash may occur if a user opens a malicious spreadsheet that contains excessively long formulas. Successful exploitation of this vulnerability could result in a denial of service or potentially lead to arbitrary code executio...

libreoffice: LibreOffice Calc: Arbitrary code execution via heap buffer overflow in formula compilation

A vulnerability has been identified in LibreOffice Calc. An application crash may occur if a user opens a malicious spreadsheet that contains excessively long formulas. Successful exploitation of this vulnerability could result in a denial of service or potentially lead to arbitrary code executio...

libreoffice: LibreOffice Calc: Arbitrary code execution via heap buffer overflow in formula compilation

A vulnerability has been identified in LibreOffice Calc. An application crash may occur if a user opens a malicious spreadsheet that contains excessively long formulas. Successful exploitation of this vulnerability could result in a denial of service or potentially lead to arbitrary code executio...

libreoffice: LibreOffice Calc: Arbitrary code execution via heap buffer overflow in formula compilation

A vulnerability has been identified in LibreOffice Calc. An application crash may occur if a user opens a malicious spreadsheet that contains excessively long formulas. Successful exploitation of this vulnerability could result in a denial of service or potentially lead to arbitrary code executio...

CVE-2025-31978

CVE-2025-31978 : HCL BigFix Service Management (SM) does not adequately sanitize or safely render spreadsheet files (CSV, XLS, XLSX) before processing or distributing them. The underlying issue may allow an attacker to craft data fields that, when saved to a CSV, could trigger information exfiltr...

Microsoft Excel XLM Macro Security Level Bypass Vulnerability

Description A vulnerability has been reported to affect Microsoft Excel that could be exploited by an attacker to execute an XLM macro regardless of the macro security level. The issue has been reported to present itself due to a failure by Excel to sufficiently scan a malicious spreadsheet file...