CVE-2026-103693criticalCWE-502

CVE-2026-103693: critical vulnerability in Frontend Dashboard

Frontend Dashboard < 3.0.5 and ProfileGrid < 6.0.0.5 - Unauthenticated PHP Object Injection

Published

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48Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 9epss 0.5%
The Frontend Dashboard WordPress plugin before 3.0.5, ProfileGrid WordPress plugin before 6.0.0.5 do not prevent an unauthenticated user from storing a serialized PHP object in user metadata that is deserialized when a public profile is viewed, allowing PHP object injection that can lead to arbitrary file write and potential remote code execution.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected products
Unknown · Frontend DashboardUnknown · ProfileGrid
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Frontend Dashboard

In the same product, most dangerous first.

CVE-2023-0940HIGHProfileGrid < 5.3.1 - Subscriber+ Arbitrary Password ResetEPSS 0.8%CVE-2026-12687HIGHProfileGrid < 5.9.9.8 - Unauthenticated Privilege Escalation via Unrestricted Group IDEPSS 0.4%CVE-2026-16290MEDIUMProfileGrid < 6.0.0.0 - Unauthenticated Group Member List Disclosure via pm_get_all_users_from_groupEPSS 0.4%CVE-2026-103692CRITICALFrontend Dashboard 3.0.0 - 3.0.4 - Unauthenticated Privilege Escalation via Arbitrary Function CallEPSS 0.3%CVE-2026-12688MEDIUMProfileGrid < 5.9.9.7 - Unauthenticated Payment Bypass and Forced Group Membership via PayPal IPN ForgeryEPSS 0.3%CVE-2026-16289MEDIUMProfileGrid < 6.0.0.0 - Subscriber+ Group Join Request Disclosure via pm_get_all_requests_from_groupEPSS 0.3%