CVE-2018-20877

Name: CVE-2018-20877
Creator: NVD / NIST
Published: 2019-08-01T13:15:12.587+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.52%

Last modified Jun 17, 2026

CVE-2018-20877 is a vulnerability of currently unknown severity. cPanel before 74.0.8 allows self XSS in WHM Style Upload interface (SEC-437).. EPSS estimates a 0.52% chance of exploitation in the next 30 days.

Description

cPanel before 74.0.8 allows self XSS in WHM Style Upload interface (SEC-437).

Metrics

EPSS Probability

0.52%

40.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Cpanel	Cpanel	< 74.0.8

References

https://documentation.cpanel.net/display/CL/74+Change+LogProduct, Release Notes
https://documentation.cpanel.net/display/CL/74+Change+LogProduct, Release Notes

Timeline

Published: Aug 1, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20877?

cPanel before 74.0.8 allows self XSS in WHM Style Upload interface (SEC-437).

How severe is CVE-2018-20877?

Severity scoring for CVE-2018-20877 is pending analysis. The EPSS model estimates a 0.52% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20877?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-20877?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST