In Octopus Server after version 2018.8.2 if the Octopus Server Web Request Proxy is configured with authentication, the password is shown in plaintext in the UI.
https://advisories.octopus.com/adv/2021-07---Proxy-Password-Stored-in-Plaintext-%28CVE-2021-31820%29.2193063986.html
Source: Mitre, NVD
Published: 2021-08-18
Updated: 2026-06-17
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity: High
EPSS: 0.00137