What is CVE-2026-13597?

CVE-2026-13597 is a critical-severity vulnerability in 微信二维码登陆, classified under Improper Authentication. CVSS score: 9.1/10. Published 2026-07-27.

How severe is CVE-2026-13597?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in 微信二维码登陆

CVE-2026-13597

The 微信二维码登陆 WordPress plugin through 1.3 does not properly validate WeChat webhook requests, as its signature check always passes, and it discloses the generated login code in the webhook response. This allows an unauthenticated attacker t…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Unknown 微信二维码登陆 — versions 0

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-13597?: CVE-2026-13597 is a critical-severity vulnerability in 微信二维码登陆, classified under Improper Authentication. CVSS score: 9.1/10. Published 2026-07-27.
How severe is CVE-2026-13597?: Critical severity. CVSS v3 base score is 9.1 out of 10.