Exploit for CVE-2026-21509

kitploit · 2026-09-09

Description

CVE-2026-21509 affects the tools repository, which has no README.

Affected software

Microsoft 365 Apps All versions

Microsoft Office= 2016, 2019

Microsoft Office Long Term Servicing Channel= 2021, 2024

CVSS 7.8 for CVE-2026-21509

7.8

HIGH SEVERITY

Version 3.1

VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector:LOCAL

Attack Complexity:LOW

Privileges Required:NONE

User Interaction:REQUIRED

Scope:UNCHANGED

Confidentiality:HIGH

Integrity:HIGH

Availability:HIGH

EPSS Score

72.6%higher than 99.4% of all CVEs

Updated 2026-09-11

CVE Information

CVE-2026-21509

Exploit Details

Modified:2026-09-09 14:52

Last Seen:2026-09-10 00:53

Reporter:KitPloit

Other exploits for CVE-2026-21509

CVE-2026-21509-handler

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KSK-ITDK-CVE-2026-21509-Mitigation

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detect_CVE-2026-21509

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SCTT-2026-33-0007-The-OLE-Vortex-Laminar-Bypass-

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CTT-NFS-Vortex-RCE

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CTT-MICROSOFT-OFFICE-OLE-MANIFOLD-BYPASS-CVE-2026-21509

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CVE-2026-21509-POC

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RightHand-Persistence

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Exploit Code

MARKDOWN2 lines

## https://sploitus.com/exploit?id=KITPLOIT:TOOLS-GITHUB-KAIZENSECURITY-CVE-2026-21509
This repository does not have a README.

Exploit Code

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