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The vulnerability of Microsoft 365 Copilot’s intelligent virtual assistant, related to the lack of data cleaning at the management level, allows a perpetrator to gain access to read and modify data.
🗓️ 29 Jun 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 9 |
|---|---|---|---|---|
 | CVE-2026-42895 | 19 Jun 202620:27 | – | attackerkb |
 | CVE-2026-42895 | 19 Jun 202622:41 | – | circl |
 | CVE-2026-42895 | 19 Jun 202620:27 | – | cve |
 | CVE-2026-42895 Microsoft Copilot Tampering Vulnerability | 19 Jun 202620:27 | – | cvelist |
 | EUVD-2026-38087 | 19 Jun 202620:27 | – | euvd |
 | Microsoft Copilot Tampering Vulnerability | 18 Jun 202614:00 | – | mscve |
 | CVE-2026-42895 | 19 Jun 202621:16 | – | nvd |
 | PT-2026-51030 | 19 Jun 202600:00 | – | ptsecurity |
 | CVE-2026-42895 Microsoft Copilot Tampering Vulnerability | 19 Jun 202620:27 | – | vulnrichment |
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29 Jun 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 36.5
CVSS 27.8
EPSS0.00399