CVE-2020-26110

Name: CVE-2020-26110
Creator: NVD / NIST
Published: 2020-09-25T06:15:14.473+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.78%

Last modified Jun 17, 2026

CVE-2020-26110 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. cPanel before 88.0.13 allows self XSS via DNS Zone Manager DNSSEC interfaces (SEC-564).. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

cPanel before 88.0.13 allows self XSS via DNS Zone Manager DNSSEC interfaces (SEC-564).

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.78%

51.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Cpanel	Cpanel	< 88.0.13

References

https://docs.cpanel.net/changelogs/88-change-log/Vendor Advisory
https://docs.cpanel.net/changelogs/88-change-log/Vendor Advisory

Timeline

Published: Sep 25, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26110?

cPanel before 88.0.13 allows self XSS via DNS Zone Manager DNSSEC interfaces (SEC-564).

How severe is CVE-2020-26110?

CVE-2020-26110 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26110?

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-2020-26110?

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

Scan your code now

Source: NVD / NIST