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Medium 4.7Published Oct 11, 2026

CVE-2026-88785Simple Membership < 4.8.3 - Newly Registered Member Password Disclosure via URL Query String

Updated under an hour ago ()

Does this affect you?

It affects Unknown Simple Membership. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

The Simple Membership WordPress plugin before 4.8.3 does not avoid transmitting a newly registered member's plaintext password in a URL query string when an optional auto-login-after-registration feature is enabled, exposing the credential in browser history and in web server, proxy, and CDN access logs to anyone able to read them.

CVSS
4.7 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-200
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
WPScan
NVD analysis
Deferred
Record last updated
Oct 11, 2026
First seen by InfoSec Signals
Oct 11, 2026

Affected products

Affected products
Unknown Simple Membership
unknown:simple_membership (from the name)
before 4.8.3
CNA record

References

  • exploit, vdb-entry, technical-description

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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