Information disclosure in Microsoft 365 Apps
CVE-2023-35636
Microsoft Outlook Information Disclosure Vulnerability
Vulnerability class: Information Disclosure
EPSS: 0.177 (96.8th percentile) — read the EPSS interpretation.
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.
Affected products
- Microsoft 365_apps
- Microsoft 365 Apps For Enterprise — versions 16.0.1
- Microsoft Office 2016 — versions 16.0.0
- Microsoft Office 2019 — versions 19.0.0
- Microsoft Office Ltsc 2021 — versions 16.0.1
- Microsoft Office — versions 2016, 2019
- Microsoft Office_long_term_servicing_channel — versions 2021
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (vendor-advisory, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-35636?
- CVE-2023-35636 is a medium-severity vulnerability in Microsoft 365 Apps, classified under Information Disclosure. CVSS score: 6.5/10. Published 2023-12-12.
- How severe is CVE-2023-35636?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-35636 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.