← All advisories

High severity8.2NVD Advisory· Published Feb 19, 2026· Updated Jun 17, 2026

CVE-2026-21535

CVE-2026-21535

Description

Improper access control in Microsoft Teams allows an unauthorized attacker to disclose information over a network.

Affected products

3

Microsoft/Teams3 versions
cpe:2.3:a:microsoft:teams:-:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:microsoft:teams:-:*:*:*:*:*:*:*
- (no CPE)
- (no CPE)range: -

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21535nvdVendor Advisory

News mentions

0

No linked articles in our index yet.