Threat intelligence

wpForo Forum <= 2.4.16 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Forum Post Modification via 'guestposting' Parameter

CVE-2026-4666 · wpforo

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Vulnerability: wpForo Forum <= 2.4.16 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Forum Post Modification via 'guestposting' Parameter
Affected software: wpforo(Plugin)
Affected versions: ≤ 2.4.16
Authentication: Authenticated (see advisory title)
Vulnerability type: Other
CVE: CVE-2026-4666
Published: 16 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 049ffab1-677d-4112-9f1d-092ee01299f1). Methodology and redistribution notes

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