CVE Explorer

CVE-2026-4056

The User Registration & Membership plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the Content Access Rules REST API endpoints in versions 5.0.1 through 5.1.4. This is due to the `check_permissions()` method only checking for `edit_posts` capability instead of an administrator-level capability. This makes it possible for authenticated attackers, with Contributor-level access and above, to list, create, modify, toggle, duplicate, and de

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f2a0957029dd5b317a4f515007fbfcd8a29476f4adcb5a4e4038ce96b39442f7

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":"5.1.4","status":"affected","version":"0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:d2f5703e75c5130d08b41b798e7c55815ae9ef0a807649772b30aeef4ae4c73d · sha256:9350b0b7b4041243… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":5.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:d2f5703e75c5130d08b41b798e7c55815ae9ef0a807649772b30aeef4ae4c73d · sha256:9350b0b7b4041243… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:d2f5703e75c5130d08b41b798e7c55815ae9ef0a807649772b30aeef4ae4c73d · sha256:9350b0b7b4041243… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions

{"url":"https://plugins.trac.wordpress.org/browser/user-registration/tags/5.1.1/modules/content-restriction/includes/RestApi/controllers/version1/class-urcr-content-access-rules.php#L116"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d2f5703e75c5130d08b41b798e7c55815ae9ef0a807649772b30aeef4ae4c73d · sha256:9350b0b7b4041243… · /containers/cna/references/1

{"url":"https://plugins.trac.wordpress.org/browser/user-registration/trunk/modules/content-restriction/includes/RestApi/controllers/version1/class-urcr-content-access-rules.php#L116"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d2f5703e75c5130d08b41b798e7c55815ae9ef0a807649772b30aeef4ae4c73d · sha256:9350b0b7b4041243… · /containers/cna/references/2

{"url":"https://plugins.trac.wordpress.org/changeset/3485702/user-registration/trunk/modules/content-restriction/includes/RestApi/controllers/version1/class-urcr-content-access-rules.php"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d2f5703e75c5130d08b41b798e7c55815ae9ef0a807649772b30aeef4ae4c73d · sha256:9350b0b7b4041243… · /containers/cna/references/3

{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/7bb5a5a2-9644-4850-a5f9-7c925af000c8?source=cve"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d2f5703e75c5130d08b41b798e7c55815ae9ef0a807649772b30aeef4ae4c73d · sha256:9350b0b7b4041243… · /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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