Microsoft Office 365 For Mac vulnerabilities

CVE-2026-80087 [MEDIUM] CWE-122 CVE-2026-80087: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to disclose informati Heap-based buffer overflow 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-2026-69719 [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.

CVE-2026-78520 [MEDIUM] CWE-125 CVE-2026-78520: Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to execute code over Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

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-2026-72977 [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-2026-80089 [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-2026-78503 [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-2026-78515 [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-2026-80088 [MEDIUM] CWE-125 CVE-2026-80088: 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-2026-69734 [MEDIUM] CWE-125 CVE-2026-69734: Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to disclose Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

CVE-2026-70327 [MEDIUM] CWE-125 CVE-2026-70327: 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-2026-70328 [MEDIUM] CWE-125 CVE-2026-70328: 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-2026-80086 [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-2026-80091 [MEDIUM] CWE-908 CVE-2026-80091: Use of uninitialized resource in Microsoft Office allows an unauthorized attacker to disclose inform Use of uninitialized resource in Microsoft Office allows an unauthorized attacker to disclose information over a network.

CVE-2026-80082 [MEDIUM] CWE-125 CVE-2026-80082: 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-2026-55054 [MEDIUM] CWE-125 CVE-2026-55054: 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-2026-80078 [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-2026-72975 [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.