CVE Explorer

CVE-2026-2356

The User Registration & Membership – Custom Registration Form, Login Form, and User Profile plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 5.1.2 via the 'register_member' function, due to missing validation on the 'member_id' user controlled key. This makes it possible for unauthenticated attackers to delete arbitrary user accounts that newly registered on the site who has the 'urm_user_just_created' user meta set.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:d51593abe07289c57f75063b6d2fdf17742d552cee8f9cd095c30ff97d5c246b

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder","vendor":"wpeverest","versions":[{"lessThanOrEqual":"5.1.2","status":"affected","version":"0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:d3a64a4449b424211b2f8d4a30847af1b567c9a23646914bb4c1e814cdcd7d27 · sha256:425f8296c3f0461b… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:d3a64a4449b424211b2f8d4a30847af1b567c9a23646914bb4c1e814cdcd7d27 · sha256:425f8296c3f0461b… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-284","description":"CWE-284 Improper Access Control","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:d3a64a4449b424211b2f8d4a30847af1b567c9a23646914bb4c1e814cdcd7d27 · sha256:425f8296c3f0461b… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"url":"https://plugins.trac.wordpress.org/browser/user-registration/tags/5.1.1/modules/membership/includes/AJAX.php#L142"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d3a64a4449b424211b2f8d4a30847af1b567c9a23646914bb4c1e814cdcd7d27 · sha256:425f8296c3f0461b… · /containers/cna/references/1

{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/a5a1ccb2-4f78-4855-a01d-b15f73407822?source=cve"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d3a64a4449b424211b2f8d4a30847af1b567c9a23646914bb4c1e814cdcd7d27 · sha256:425f8296c3f0461b… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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