CVE-2023-35311 KEV
8.8
HIGH · CVSS 3.1 · EPSS 15.5% (pctl 97)
Patch first
On CISA KEV — known exploited in the wild, due 2023-08-01.
Description
Microsoft Outlook Security Feature Bypass Vulnerability
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 15.52% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-367 |
| On CISA KEV | yes — remediate by 2023-08-01 |
| Public exploit | none known |
| Published | 2023-07-11 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft Outlook Security Feature Bypass Vulnerability |
|---|---|
| Added | 2023-07-11 |
| Due | 2023-08-01 |
| Vendor / product | Microsoft / Outlook |
| Ransomware use | none reported |
Affected (4)
| Vendor | Product |
|---|---|
| microsoft | 365 apps |
| microsoft | office |
| microsoft | office long term servicing channel |
| microsoft | outlook |
References
→ the Explorer · watch your stack · NVD