What is CVE-2026-65769?

CVE-2026-65769 is a medium-severity vulnerability in Microsoft Teams For iOS, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-08-11.

How severe is CVE-2026-65769?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in Microsoft Teams For iOS

CVE-2026-65769

Exposure of sensitive information to an unauthorized actor in Microsoft Teams Mobile allows an unauthorized attacker to disclose information over a network.

Vulnerability class: Information Disclosure

Published 2026-08-11 · last modified 2026-08-16.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.7th percentile), scored 2026-09-27.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.009 · change: +0.003

Affected products

Microsoft Teams For iOS — versions 2.0.0
Microsoft Teams

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

Microsoft Teams iOS Information Disclosure Vulnerability (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-65769?: CVE-2026-65769 is a medium-severity vulnerability in Microsoft Teams For iOS, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-08-11.
How severe is CVE-2026-65769?: Medium severity. CVSS v3 base score is 6.5 out of 10.