Microsoft Office 365 For Mac vulnerabilities

CVE-2026-81389 [HIGH] CWE-122 CVE-2026-81389: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-70263 [MEDIUM] CWE-125 CVE-2026-70263: 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 over a network.

CVE-2026-70206 [MEDIUM] CWE-125 CVE-2026-70206: 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 over a network.

CVE-2026-97779 [MEDIUM] CWE-125 CVE-2026-97779: 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 over a network.

CVE-2026-97760 [MEDIUM] CWE-125 CVE-2026-97760: 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 over a network.

CVE-2026-72977 [MEDIUM] CWE-20 CVE-2026-72977: Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose inform Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.

CVE-2026-88183 [MEDIUM] CWE-125 CVE-2026-88183: Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose inform Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.

CVE-2026-88192 [MEDIUM] CWE-125 CVE-2026-88192: 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 over a network.

CVE-2026-88154 [MEDIUM] CWE-125 CVE-2026-88154: 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 over a network.

CVE-2026-80089 [MEDIUM] CWE-125 CVE-2026-80089: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network.

CVE-2026-80078 [MEDIUM] CWE-125 CVE-2026-80078: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network.

CVE-2026-72974 [MEDIUM] CWE-126 CVE-2026-72974: Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information o Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

CVE-2026-69626 [MEDIUM] CWE-126 CVE-2026-69626: Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a network.

CVE-2026-78503 [MEDIUM] CWE-125 CVE-2026-78503: 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 over a network.

CVE-2026-80086 [MEDIUM] CWE-125 CVE-2026-80086: Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose inform Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.

CVE-2026-72975 [MEDIUM] CWE-125 CVE-2026-72975: Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose inform Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.

CVE-2026-78515 [MEDIUM] CWE-125 CVE-2026-78515: 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 over a network.

CVE-2026-78502 [MEDIUM] CWE-125 CVE-2026-78502: 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 over a network.

CVE-2026-80076 [MEDIUM] CWE-125 CVE-2026-80076: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network.

CVE-2026-69719 [MEDIUM] CWE-126 CVE-2026-69719: Buffer over-read in Microsoft Office Word allows an unauthorized attacker to disclose information ov Buffer over-read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.