CVE-2021-26557

—

CVSS 3.1

7.8 high

EPSS

<1%p25

Published

Oct 7, 2021 (Oct 7, 2021)

Modified

Jun 17, 2026

Description

When Octopus Tentacle is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access.

Vendors: octopus
Products: tentacle
Weakness: CWE-426
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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