CVE Explorer

CVE-2026-6203

The User Registration & Membership plugin for WordPress is vulnerable to Open Redirect in versions up to and including 5.1.4. This is due to insufficient validation of user-supplied URLs passed via the 'redirect_to_on_logout' GET parameter before redirecting users. The `redirect_to_on_logout` GET parameter is passed directly to WordPress's `wp_redirect()` function instead of the domain-restricted `wp_safe_redirect()`. While `esc_url_raw()` is applied to sanitize malformed URLs, it does not restr

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:429d3766601374645ef8f0eebe94edd65080b7b452165bdfcc72d40ab6e3b32f

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:ec5da7df5472860f2c6d3a17296a89d164544ce021a1f0ee18392b010d74894f · sha256:92352b915adb4105… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":6.1,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:ec5da7df5472860f2c6d3a17296a89d164544ce021a1f0ee18392b010d74894f · sha256:92352b915adb4105… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-601","description":"CWE-601 URL Redirection to Untrusted Site ('Open Redirect')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:ec5da7df5472860f2c6d3a17296a89d164544ce021a1f0ee18392b010d74894f · sha256:92352b915adb4105… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions

{"url":"https://plugins.trac.wordpress.org/browser/user-registration/tags/5.1.4/includes/functions-ur-template.php#L39"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:ec5da7df5472860f2c6d3a17296a89d164544ce021a1f0ee18392b010d74894f · sha256:92352b915adb4105… · /containers/cna/references/2

{"url":"https://plugins.trac.wordpress.org/browser/user-registration/trunk/includes/functions-ur-template.php#L39"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:ec5da7df5472860f2c6d3a17296a89d164544ce021a1f0ee18392b010d74894f · sha256:92352b915adb4105… · /containers/cna/references/1

{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/020bed37-9544-49b7-941d-3b7f509fdfdf?source=cve"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:ec5da7df5472860f2c6d3a17296a89d164544ce021a1f0ee18392b010d74894f · sha256:92352b915adb4105… · /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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