CVE-2026-119993
Microsoft Office Outlook Information Disclosure Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Office Outlook Information Disclosure Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.
- Record
CVE-2026-119993- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Weakness
- CWE-843, CWE-822
- Updated
- 2026-11-10
EUVDEUVD-2026-122603
Access of resource using incompatible type ('type confusion') in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.
- Record
EUVD-2026-122603- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-11
GitHub AdvisoriesGHSA-ww5v-5h93-h4hv
Access of resource using incompatible type ('type confusion') in Microsoft Office Outlook allows...
Access of resource using incompatible type ('type confusion') in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.
- Record
GHSA-ww5v-5h93-h4hv- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-822
- Updated
- 2026-11-10
NVD
Access of resource using incompatible type ('type confusion') in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.
- Record
CVE-2026-119993- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-822, CWE-843
- Updated
- 2026-11-10
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD, NVD | |
| aliases, references | GitHub Advisories | |
| cwes, references, severity, title | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-119993 is a medium vulnerability (CVSS 6.5) in Microsoft 365 Apps For Enterprise, published November 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.91%, the 60th percentile. No source names a fixed version.