Threat intelligence

Photo Gallery, Sliders, Proofing and Themes <= 4.2.0 - Insecure Direct Object Reference to Authenticated (Subscriber+) Image Deletion via REST API

CVE-2026-6566 · nextgen-gallery

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

Vulnerability: Photo Gallery, Sliders, Proofing and Themes <= 4.2.0 - Insecure Direct Object Reference to Authenticated (Subscriber+) Image Deletion via REST API
Affected software: nextgen-gallery(Plugin)
Affected versions: ≤ 4.2.0
Authentication: Authenticated (see advisory title)
Vulnerability type: Other
CVE: CVE-2026-6566
Published: 19 May 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 439809ad-21ea-4a0b-b1fd-5de9f8f5ee7a). Methodology and redistribution notes

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