Microsoft Office 2019 vulnerabilities

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-2026-80084 [MEDIUM] CWE-125 CVE-2026-80084: Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to disclose informati Out-of-bounds read in Microsoft Office Outlook 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.

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-2026-80082 [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-2026-77911 [MEDIUM] CWE-125 CVE-2026-77911: 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-2026-80088 [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-2026-80090 [MEDIUM] CWE-125 CVE-2026-80090: 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-2026-78522 [MEDIUM] CWE-125 CVE-2026-78522: 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-2026-70327 [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-2026-55054 [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-2026-64918 [MEDIUM] CWE-522 CVE-2026-64918: Insufficiently protected credentials in Microsoft Office allows an unauthorized attacker to perform Insufficiently protected credentials in Microsoft Office allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-62555 [HIGH] CWE-416 CVE-2025-62555: Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

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.