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CVE-2026-21535

🗓️ 19 Feb 2026 22:06:20Reported by microsoftType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 61 Views

CVE-2026-21535 describes an information disclosure vulnerability in Microsoft Teams.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-21535
20 Feb 202600:05
–circl
cnnvd
CNNVD
Microsoft Teams 访问控制错误漏洞
19 Feb 202600:00
–cnnvd
cnvd
CNVD
Microsoft Teams Access Control Error Vulnerability
4 Mar 202600:00
–cnvd
cvelist
Cvelist
CVE-2026-21535 Microsoft Teams Information Disclosure Vulnerability
19 Feb 202622:06
–cvelist
kaspersky
Kaspersky
KLA90898 SB vulnerability in Microsoft Office
19 Feb 202600:00
–kaspersky
mscve
Microsoft CVE
Microsoft Teams Information Disclosure Vulnerability
19 Feb 202616:00
–mscve
nvd
NVD
CVE-2026-21535
19 Feb 202623:16
–nvd
ptsecurity
Positive Technologies
PT-2026-20942
19 Feb 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-21535: Improper Access Control
19 Feb 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-21535
21 Feb 202601:28
–redhatcve
Rows per page
NVD
CNA
Node
[
  {
    "vendor": "Microsoft",
    "product": "Microsoft Teams",
    "versions": [
      {
        "version": "-",
        "status": "affected"
      }
    ]
  }
]

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19 Aug 2026 16:26Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5 - 8.2
EPSS0.00603
SSVC
61