Threat intelligence

Phlox <= 2.17.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via `data-caption` HTML Attribute

CVE-2025-4776 · phlox

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

Vulnerability: Phlox <= 2.17.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via `data-caption` HTML Attribute
Affected software: phlox(Theme)
Affected versions: ≤ 2.17.7
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2025-4776
Published: 5 January 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory a49f8150-a27d-4801-8923-31af335c3cbd). Methodology and redistribution notes

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