CVE-2023-36893
MediumCVSS 6.5Exploitation Probability (EPSS)
High risk81th percentile - higher than 81% of all known CVEs
Summary
A vulnerability in Microsoft Outlook allows for spoofing, potentially leading to false email messages. An attacker can exploit this flaw to impersonate another user.
Risk Assessment
Organizations may be exposed to phishing attacks, which could result in data breaches or financial fraud. Users may receive malicious messages that appear legitimate.
Recommendation
It is recommended to update Microsoft Outlook to the latest version and implement additional security measures such as email filtering. Users should be trained to recognize suspicious messages.
Other vulnerabilities in Microsoft Outlook
See all- CVE-2025-21361High
A vulnerability in Microsoft Outlook allows for remote code execution, potentially enabling an attacker to take control of the user's system. This flaw can be exploited by sending a specially crafted email.
- CVE-2017-11776High
Microsoft Outlook 2016 allows an attacker to obtain the email content of a user due to how it discloses this information.
- CVE-2017-8663High
Microsoft Outlook versions 2007 SP3, 2010 SP2, 2013 SP1, 2013 RT SP1, and 2016 contain a remote code execution vulnerability due to improper parsing of specially crafted email messages.
- CVE-2017-8571High
Microsoft Outlook versions 2007 SP3, 2010 SP2, 2013 SP1, 2013 RT SP1, and 2016 contain a vulnerability that allows a security feature bypass due to the way it handles input.
- CVE-2016-3278High
Microsoft Outlook 2010 SP2, 2013 SP1, 2013 RT SP1, and 2016 contains a vulnerability that allows remote attackers to execute arbitrary code via a crafted Office document.
- CVE-2024-21413CriticalActively exploited
Remote code execution vulnerability in Microsoft Outlook. Allows an attacker to execute code remotely on the victim's machine.
- CVE-2024-21378High
Remote code execution vulnerability in Microsoft Outlook. Allows an attacker to execute code remotely in the context of the user.
- CVE-2023-35311HighActively exploited
A vulnerability in Microsoft Outlook allows for a security feature bypass, potentially leading to unauthorized access to user data.
- CVE-2023-33131High
A vulnerability in Microsoft Outlook allows for remote code execution, potentially leading to full control over the user's system. An attacker can exploit this flaw through specially crafted email messages.
- CVE-2023-23397CriticalActively exploited
Microsoft Outlook Elevation of Privilege Vulnerability. Technical details are not provided in the description.
Original NVD description (English source)
Microsoft Outlook Spoofing Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS