2026 CVE Vulnerabilities
56,981 CVEs published in 2026.
| CVE ID | Severity | CVSS | EPSS | Published | Description |
|---|---|---|---|---|---|
| CVE-2026-55944 | CRITICAL | 9.8 | 1.3% | Jul 14, 2026 | Deserialization of untrusted data in Microsoft Dynamics NAV allows an unauthorized attacker to execute code over a netwo... |
| CVE-2026-55898 | HIGH | 7.1 | 0.3% | Jul 14, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-55145 | HIGH | 7.1 | 0.4% | Jul 14, 2026 | Improper neutralization of special elements used in a command ('command injection') in Outlook Copilot allows an authori... |
| CVE-2026-55142 | MEDIUM | 5.5 | 0.4% | Jul 14, 2026 | Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to disclose information locally. |
| CVE-2026-55141 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-55140 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally. |
| CVE-2026-55139 | LOW | 3.3 | 0.4% | Jul 14, 2026 | Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally. |
| CVE-2026-55138 | MEDIUM | 5.5 | 0.4% | Jul 14, 2026 | Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-55137 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-55136 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-55135 | MEDIUM | 5.4 | 0.3% | Jul 14, 2026 | Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allo... |
| CVE-2026-55134 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally. |
| CVE-2026-55133 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office OneNote allows an unauthorized attacker to execute code locally. |
| CVE-2026-55132 | HIGH | 7.8 | 0.4% | Jul 14, 2026 | Double free in Microsoft Office Word allows an unauthorized attacker to execute code locally. |
| CVE-2026-55131 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. |
| CVE-2026-55130 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally. |
| CVE-2026-55129 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally. |
| CVE-2026-55128 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally. |
| CVE-2026-55127 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally. |
| CVE-2026-55126 | MEDIUM | 5.4 | 0.5% | Jul 14, 2026 | Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allo... |
| CVE-2026-55125 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally. |
| CVE-2026-55124 | MEDIUM | 5.5 | 0.4% | Jul 14, 2026 | Improper validation of specified type of input in Microsoft Office Word allows an unauthorized attacker to disclose info... |
| CVE-2026-55123 | HIGH | 7.8 | 0.3% | Jul 14, 2026 | Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally. |
| CVE-2026-55122 | HIGH | 7.1 | 0.3% | Jul 14, 2026 | Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally. |
| CVE-2026-55121 | MEDIUM | 5.5 | 0.4% | Jul 14, 2026 | Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally. |
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