Microsoft Office 365 For Mac vulnerabilities

CVE-2026-55028 [MEDIUM] CWE-125 CVE-2026-55028: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-55124 [MEDIUM] CWE-20 CVE-2026-55124: Improper validation of specified type of input in Microsoft Office Word allows an unauthorized attac Improper validation of specified type of input in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

CVE-2026-55142 [MEDIUM] CWE-197 CVE-2026-55142: Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to disclose inform Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

CVE-2026-55050 [MEDIUM] CWE-125 CVE-2026-55050: Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

CVE-2026-50408 [MEDIUM] CWE-125 CVE-2026-50408: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-54988 [MEDIUM] CWE-125 CVE-2026-54988: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-48580 [MEDIUM] CWE-822 CVE-2026-48580: Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-44821 [MEDIUM] CWE-125 CVE-2026-44821: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-55138 [MEDIUM] CWE-822 CVE-2026-55138: Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-45460 [MEDIUM] CWE-126 CVE-2026-45460: Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information locally Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-55121 [MEDIUM] CWE-125 CVE-2026-55121: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-45455 [MEDIUM] CWE-125 CVE-2026-45455: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-45466 [LOW] CWE-122 CVE-2026-45466: Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to disclose info Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

CVE-2026-50678 [LOW] CWE-122 CVE-2026-50678: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to disclose inf Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-55035 [LOW] CWE-125 CVE-2026-55035: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-45485 [LOW] CWE-125 CVE-2026-45485: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-45459 [LOW] CWE-693 CVE-2026-45459: Protection mechanism failure in Microsoft Office Excel allows an unauthorized attacker to bypass a s Protection mechanism failure in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.

CVE-2026-56193 [LOW] CWE-125 CVE-2026-56193: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-50665 [LOW] CWE-125 CVE-2026-50665: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-55139 [LOW] CWE-125 CVE-2026-55139: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.