Threat intelligence

Uppercase < 1.2.2 - Unauthenticated Local File Inclusion

CVE-2026-39559 · uppercase

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

Vulnerability: Uppercase < 1.2.2 - Unauthenticated Local File Inclusion
Affected software: uppercase(Theme)
Affected versions: < 1.2.2
Authentication: Unauthenticated
Vulnerability type: Other
CVE: CVE-2026-39559
Published: 8 April 2026
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 cb98228b-b1f3-40a5-a469-24816f8b2cba). Methodology and redistribution notes

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