Threat intelligence

Umberto <= 1.2.8 - Unauthenticated PHP Object Injection

CVE-2025-31423 · umberto

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

Vulnerability: Umberto <= 1.2.8 - Unauthenticated PHP Object Injection
Affected software: umberto(Theme)
Affected versions: ≤ 1.2.8
Authentication: Unauthenticated
Vulnerability type: Other
CVE: CVE-2025-31423
Published: 21 May 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 1a74252c-1385-4ee7-aeaa-f0476336b1e6). Methodology and redistribution notes

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