Threat intelligence

Polylang <= 3.7.3 - Authenticated (Contributor+) PHP Object Injection

CVE-2025-64353 · polylang

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

Vulnerability: Polylang <= 3.7.3 - Authenticated (Contributor+) PHP Object Injection
Affected software: polylang(Plugin)
Affected versions: ≤ 3.7.3
Authentication: Authenticated (see advisory title)
Vulnerability type: Other
CVE: CVE-2025-64353
Published: 28 October 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 d0abc8f9-7b6f-443d-a17f-8da034359c52). Methodology and redistribution notes

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