Outlook

11 CVEs product

Monthly

CVE-2019-25476 MEDIUM POC This Month

Outlook Password Recovery 2.10 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an oversized payload. [CVSS 6.2 MEDIUM]

Outlook Buffer Overflow Denial Of Service
NVD Exploit-DB VulDB
CVSS 3.1
6.2
EPSS
0.0%
CVE-2020-37188 HIGH POC This Week

SpotOutlook 1.2.6 contains a denial of service vulnerability in the registration name input field that allows attackers to crash the application. Attackers can overwrite the buffer by pasting 1000 'A' characters into the 'Name' field, causing the application to become unresponsive. [CVSS 7.5 HIGH]

Outlook Denial Of Service
NVD Exploit-DB
CVSS 3.1
7.5
EPSS
0.0%
CVE-2026-21511 HIGH This Week

Microsoft Outlook's unsafe deserialization of untrusted data enables remote attackers to spoof messages and identities without authentication over the network. This vulnerability affects Outlook, Word, and Microsoft 365 Apps, allowing attackers to impersonate legitimate senders and deceive users. No patch is currently available, making this a high-risk threat requiring immediate defensive measures.

Microsoft Outlook Deserialization 365 Apps Word +3
NVD
CVSS 3.1
7.5
EPSS
0.2%
CVE-2026-21260 HIGH This Week

Information disclosure in Microsoft Outlook, SharePoint Server, Office, and 365 Apps enables remote attackers to conduct email spoofing attacks without authentication or user interaction. The vulnerability affects multiple Microsoft collaboration products and could allow threat actors to impersonate legitimate senders to compromise organizational security. No patch is currently available for this high-severity issue.

Microsoft Outlook Sharepoint Server Office 365 Apps +1
NVD
CVSS 3.1
7.5
EPSS
0.0%
CVE-2025-49699 HIGH This Week

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

Microsoft Use After Free Memory Corruption Denial Of Service Office Long Term Servicing Channel +5
NVD
CVSS 3.1
7.0
EPSS
0.1%
CVE-2025-47176 HIGH This Week

Local code execution vulnerability in Microsoft Office Outlook triggered by improper path traversal handling (CWE-35) in the '.../...//' sequence. Authorized users with local access can exploit this to execute arbitrary code with the privileges of the Outlook process, achieving high confidentiality, integrity, and availability impact. This vulnerability requires local access and existing user privileges but no user interaction, making it a significant risk for multi-user systems or compromised local accounts.

Microsoft Outlook Windows RCE 365 Apps +1
NVD
CVSS 3.1
7.8
EPSS
0.5%
CVE-2025-47171 MEDIUM POC This Month

Improper input validation in Microsoft Office Outlook allows an authorized attacker to execute code locally.

Microsoft Information Disclosure 365 Apps Office Long Term Servicing Channel Office +1
NVD Exploit-DB
CVSS 3.1
6.7
EPSS
2.5%
CVE-2025-29805 HIGH This Week

Exposure of sensitive information to an unauthorized actor in Outlook for Android allows an unauthorized attacker to disclose information over a network. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Microsoft Google Information Disclosure Outlook Android
NVD
CVSS 3.1
7.5
EPSS
6.4%
CVE-2025-21259 MEDIUM PATCH This Month

Microsoft Outlook Spoofing Vulnerability. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Microsoft Information Disclosure Outlook
NVD
CVSS 3.1
5.3
EPSS
0.3%
CVE-2025-21361 HIGH PATCH This Month

Microsoft Outlook Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity.

Microsoft RCE Office Outlook
NVD
CVSS 3.1
7.8
EPSS
0.5%
CVE-2025-21357 MEDIUM PATCH This Month

Microsoft Outlook Remote Code Execution Vulnerability. Rated medium severity (CVSS 6.7). This Use of Uninitialized Resource vulnerability could allow attackers to access uninitialized memory causing crashes or information disclosure.

Microsoft RCE 365 Apps Office Office Long Term Servicing Channel +1
NVD
CVSS 3.1
6.7
EPSS
0.3%
CVE-2019-25476
EPSS 0% CVSS 6.2
MEDIUM POC This Month

Outlook Password Recovery 2.10 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an oversized payload. [CVSS 6.2 MEDIUM]

Outlook Buffer Overflow Denial Of Service
NVD Exploit-DB VulDB
CVE-2020-37188
EPSS 0% CVSS 7.5
HIGH POC This Week

SpotOutlook 1.2.6 contains a denial of service vulnerability in the registration name input field that allows attackers to crash the application. Attackers can overwrite the buffer by pasting 1000 'A' characters into the 'Name' field, causing the application to become unresponsive. [CVSS 7.5 HIGH]

Outlook Denial Of Service
NVD Exploit-DB
CVE-2026-21511
EPSS 0% CVSS 7.5
HIGH This Week

Microsoft Outlook's unsafe deserialization of untrusted data enables remote attackers to spoof messages and identities without authentication over the network. This vulnerability affects Outlook, Word, and Microsoft 365 Apps, allowing attackers to impersonate legitimate senders and deceive users. No patch is currently available, making this a high-risk threat requiring immediate defensive measures.

Microsoft Outlook Deserialization +5
NVD
CVE-2026-21260
EPSS 0% CVSS 7.5
HIGH This Week

Information disclosure in Microsoft Outlook, SharePoint Server, Office, and 365 Apps enables remote attackers to conduct email spoofing attacks without authentication or user interaction. The vulnerability affects multiple Microsoft collaboration products and could allow threat actors to impersonate legitimate senders to compromise organizational security. No patch is currently available for this high-severity issue.

Microsoft Outlook Sharepoint Server +3
NVD
CVE-2025-49699
EPSS 0% CVSS 7.0
HIGH This Week

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

Microsoft Use After Free Memory Corruption +7
NVD
CVE-2025-47176
EPSS 0% CVSS 7.8
HIGH This Week

Local code execution vulnerability in Microsoft Office Outlook triggered by improper path traversal handling (CWE-35) in the '.../...//' sequence. Authorized users with local access can exploit this to execute arbitrary code with the privileges of the Outlook process, achieving high confidentiality, integrity, and availability impact. This vulnerability requires local access and existing user privileges but no user interaction, making it a significant risk for multi-user systems or compromised local accounts.

Microsoft Outlook Windows +3
NVD
CVE-2025-47171
EPSS 3% CVSS 6.7
MEDIUM POC This Month

Improper input validation in Microsoft Office Outlook allows an authorized attacker to execute code locally.

Microsoft Information Disclosure 365 Apps +3
NVD Exploit-DB
CVE-2025-29805
EPSS 6% CVSS 7.5
HIGH This Week

Exposure of sensitive information to an unauthorized actor in Outlook for Android allows an unauthorized attacker to disclose information over a network. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Microsoft Google Information Disclosure +2
NVD
CVE-2025-21259
EPSS 0% CVSS 5.3
MEDIUM PATCH This Month

Microsoft Outlook Spoofing Vulnerability. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Microsoft Information Disclosure Outlook
NVD
CVE-2025-21361
EPSS 1% CVSS 7.8
HIGH PATCH This Month

Microsoft Outlook Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity.

Microsoft RCE Office +1
NVD
CVE-2025-21357
EPSS 0% CVSS 6.7
MEDIUM PATCH This Month

Microsoft Outlook Remote Code Execution Vulnerability. Rated medium severity (CVSS 6.7). This Use of Uninitialized Resource vulnerability could allow attackers to access uninitialized memory causing crashes or information disclosure.

Microsoft RCE 365 Apps +3
NVD

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