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CVE-2023-35311

View the latest critical CVEs issued
This is a free service offered by Red Hot Cyber to the community. It allows you to view, on a single page, information about a single CVE from the National Vulnerability Database (NVD) and the National Institute of Standards and Technology (NIST) of the United States of America, the Forum of Incident Response and Security Teams (FIRST) regarding the EPSS score and percentile, data from the KEV catalog of the Cybersecurity and Infrastructure Security Agency (CISA), as well as selected resources from Red Hot Cyber and other international sources.

HTTP error from NVD (Code: 429): error code: 1015


FIRST Information

EPSS Score: 0.0048

The **EPSS (Exploit Prediction Scoring System)** is a score from **0 to 1** that indicates the **probability** that a vulnerability will be exploited in the real world in the next 30 days. A higher value indicates a greater likelihood of exploitation.

Value
0.00.250.50.751.0

Percentile: 0.6426

The **Percentile** indicates how much higher this vulnerability's EPSS score is compared to all other vulnerabilities in the EPSS database. For example, a percentile of 0.90 (90%) means that 90% of vulnerabilities have an EPSS score equal to or lower than the current one.

Value
0.00.250.50.751.0

*Data updated as of: 2026-02-07


CISA Information (Known Exploited Vulnerabilities)

The **CISA KEV Catalog** lists vulnerabilities that have been **actively exploited in the real world**. If a CVE is present in this catalog, it indicates that the threat is immediate and mitigation should be a top priority.

CVE **CVE-2023-35311** **IS PRESENT** in the CISA KEV Catalog!

  • Vulnerability Name: Microsoft Outlook Security Feature Bypass Vulnerability
  • Short Description: Microsoft Outlook contains a security feature bypass vulnerability that allows an attacker to bypass the Microsoft Outlook Security Notice prompt.
  • Date Added to KEV: 07/11/2023
  • Vendor/Product: Microsoft / Outlook
  • Required Action: Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
  • Due Date: 08/01/2023

Articles published on Red Hot Cyber


Exploit PoC from GitHub

HTTP error from GitHub (Code: 429)