What is CVE-2026-91833?

CVE-2026-91833 is a medium-severity vulnerability in Wx Subscribe 微信支付付费订阅, classified under SQL Injection. CVSS score: 6.8/10. Published 2026-10-16.

How severe is CVE-2026-91833?

Medium severity. CVSS v3 base score is 6.8 out of 10.

SQL Injection in Wx Subscribe 微信支付付费订阅

CVE-2026-91833

The WX Subscribe 微信支付付费订阅 WordPress plugin through 1.2.1 does not sanitise and escape a parameter before using it in a SQL statement, allowing unauthenticated attackers to perform SQL injection attacks on installs where the payment key has not been configured.

Vulnerability class: SQL Injection

Published 2026-10-16 · last modified 2026-10-16.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Wx Subscribe 微信支付付费订阅

Weakness classification (CWE)

CWE-89 — SQL Injection

References

wpscan.com/vulnerability/1086b82e-1105-4484-a49b-456ed5f45bf8/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-91833?: CVE-2026-91833 is a medium-severity vulnerability in Wx Subscribe 微信支付付费订阅, classified under SQL Injection. CVSS score: 6.8/10. Published 2026-10-16.
How severe is CVE-2026-91833?: Medium severity. CVSS v3 base score is 6.8 out of 10.