Auth bypass in Kongchuanhujiao Server

CVE-2021-21403

In github.com/kongchuanhujiao/server before version 1.3.21 there is an authentication Bypass by Primary Weakness vulnerability. All users are impacted. This is fixed in version 1.3.21.

EPSS: 0.014 (68.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-21403?
CVE-2021-21403 is a high-severity vulnerability in Kongchuanhujiao Server, classified under Authentication Bypass by Primary Weakness. CVSS score: 7.5/10. Published 2021-03-26.
How severe is CVE-2021-21403?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-21403 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.