CVE-2026-63515
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
CVSS
7.8
High
EPSS
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KEV
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Exploit Today
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0-100
Published: Aug 11, 2026 · Last modified: Aug 11, 2026 · CWE-125 · CWE-191
Not enough EPSS history yet.
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2026-713896.2 MED—
———CAI Content Credentials is affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.6hCVE-2026-703286.5 MED—
———Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.6hCVE-2026-703276.5 MED—
———Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.6hCVE-2026-703155.5 MED—
———Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.6hCVE-2026-703105.5 MED—
———Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.6hCVE-2026-688147.8 HIG—
———Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.6h