Threat intelligence

SiteGround Security <= 1.5.8 - Missing Authorization

CVE-2025-66121 · sg-security

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Sg Security at a vulnerable version. How SiteRespond intelligence works

Vulnerability: SiteGround Security <= 1.5.8 - Missing Authorization
Affected software: sg-security(Plugin)
Affected versions: ≤ 1.5.8
Authentication: Not specified in feed title — see source advisory
Vulnerability type: Other
CVE: CVE-2025-66121
Published: 30 November 2025
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory 25922abb-7604-4134-92e8-23a1559f57fb). Methodology and redistribution notes

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