Microsoft Excel 2016 vulnerabilities

CVE-2026-32188 [HIGH] CWE-125 CVE-2026-32188: 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-2025-59235 [HIGH] CWE-125 CVE-2025-59235: 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-2025-59232 [HIGH] CWE-125 CVE-2025-59232: 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-2026-81399 [MEDIUM] CWE-126 CVE-2026-81399: Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information l Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2020-17130 [MEDIUM] CVE-2020-17130: Microsoft Excel Security Feature Bypass Vulnerability Microsoft Excel Security Feature Bypass Vulnerability

CVE-2026-21258 [MEDIUM] CWE-20 CVE-2026-21258: Improper input validation in Microsoft Office Excel allows an unauthorized attacker to disclose info Improper input validation in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-21261 [MEDIUM] CWE-125 CVE-2026-21261: 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-2026-81394 [MEDIUM] CWE-497 CVE-2026-81394: Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-81387 [MEDIUM] CWE-497 CVE-2026-81387: Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-81958 [MEDIUM] CWE-908 CVE-2026-81958: Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-85875 [MEDIUM] CWE-125 CVE-2026-85875: 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-2026-81390 [MEDIUM] CWE-125 CVE-2026-81390: 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-2026-81393 [MEDIUM] CWE-125 CVE-2026-81393: 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-2026-81400 [MEDIUM] CWE-125 CVE-2026-81400: 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-2026-81392 [MEDIUM] CWE-20 CVE-2026-81392: 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-2026-81391 [MEDIUM] CWE-908 CVE-2026-81391: Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-81395 [MEDIUM] CWE-125 CVE-2026-81395: 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-2026-68797 [MEDIUM] CWE-125 CVE-2026-68797: 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-2026-68802 [MEDIUM] CWE-125 CVE-2026-68802: 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-2026-68808 [MEDIUM] CWE-125 CVE-2026-68808: 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.