Vulnerability · Published Aug 19, 2026 · Assigned by WPScan

CVE-2026-19709Membership For WooCommerce < 3.1.2 - Unauthenticated Member Data Disclosure via REST Consumer Secret Bypass

Medium 5.3

In plain English

A medium-severity improper authentication in Membership For WooCommerce from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.3%top 74.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The Membership For WooCommerce WordPress plugin before 3.1.2 does not check that an API consumer secret has actually been generated before comparing it against the one supplied in a request, allowing unauthenticated attackers to reach its REST routes and disclose any user's membership plan details on sites where the API has been enabled but no keys were ever generated.

Affected products (as reported)

Vendor	Product	Versions
Unknown	Membership For WooCommerce	0 – before 3.1.2

Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

https://wpscan.com/vulnerability/957888a4-bb11-42c6-930a-8c836170452b/ exploit, vdb-entry, technical-description