CVE-2020-23776

HIGH

Winmail 6.5 - Server-Side Request Forgery via Key Parameter

Title source: llm
STIX 2.1

Description

A SSRF vulnerability exists in Winmail 6.5 in app.php in the key parameter when HTTPS is on. An attacker can use this vulnerability to cause the server to send a request to a specific URL. An attacker can modify the request header 'HOST' value to cause the server to send the request.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/zhonghaozhao/winmail/issues/3

Scores

CVSS v3 7.5
EPSS 0.0079
EPSS Percentile 51.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-918
Status published
Products (1)
winmail_project/winmail 6.5
Published Jan 26, 2021
Tracked Since Feb 18, 2026