CVE-2026-82486

low

Description

A vulnerability was found in SiteServer SSCMS 7.4.0. Affected by this issue is some unknown functionality of the component Agent Installation Workflow. Performing a manipulation of the argument SecurityKey results in improper access controls. Remote exploitation of the attack is possible. The attack is considered to have high complexity. The exploitation is known to be difficult. The project was informed of the problem early through an issue report but has not responded yet.

References

https://vuldb.com/vuln/397036/cti

https://vuldb.com/vuln/397036

https://vuldb.com/submit/888366

https://vuldb.com/cve/CVE-2026-82486

https://github.com/siteserver/cms/issues/3898

Details

Source: Mitre, NVD

Published: 2026-08-30

Updated: 2026-08-30

Risk Information

CVSS v2

Base Score: 5.1

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 5

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 2.3

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Low