Vulnerability in Cpanel

CVE-2020-26103

In cPanel before 88.0.3, an insecure site password is used for Mailman on a templated VM (SEC-551).

EPSS: 0.013 (67.8th 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

Cpanel
N/a — versions n/a

Weakness classification (CWE)

CWE-521 — Weak Password Requirements

Public proof-of-concept exploits

References

cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2020-26103?: CVE-2020-26103 is a high-severity vulnerability in Cpanel, classified under Weak Password Requirements. CVSS score: 7.5/10. Published 2020-09-25.
How severe is CVE-2020-26103?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2020-26103 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.