CVE-2020-35275

Name: CVE-2020-35275
Creator: NVD / NIST
Published: 2020-12-21T15:15:13.157+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 1.05%

Last modified Jun 17, 2026

CVE-2020-35275 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Coastercms v5.8.18 is affected by cross-site Scripting (XSS). A user can steal a cookie and make the user redirect to any malicious website because it is trigged on the main home page of the product/application.. EPSS estimates a 1.05% chance of exploitation in the next 30 days.

Description

Coastercms v5.8.18 is affected by cross-site Scripting (XSS). A user can steal a cookie and make the user redirect to any malicious website because it is trigged on the main home page of the product/application.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

1.05%

59.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Coastercms	Coastercms	5.8.18

References

http://coastercms.comBroken Link, Product, Vendor Advisory
http://demo.coastercms.org/admin/homePermissions Required, Product, Vendor Advisory
http://demo.coastercms.org/admin/loginPermissions Required, Product, Vendor Advisory
http://demo.coastercms.org/homepage/blogBroken Link, Product, Vendor Advisory
https://www.exploit-db.com/exploits/49181Exploit, Third Party Advisory, VDB Entry
http://coastercms.comBroken Link, Product, Vendor Advisory
http://demo.coastercms.org/admin/homePermissions Required, Product, Vendor Advisory
http://demo.coastercms.org/admin/loginPermissions Required, Product, Vendor Advisory
http://demo.coastercms.org/homepage/blogBroken Link, Product, Vendor Advisory
https://www.exploit-db.com/exploits/49181Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Dec 21, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-35275?

How severe is CVE-2020-35275?

CVE-2020-35275 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 1.05% probability of exploitation in the next 30 days.

How do I fix CVE-2020-35275?

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-2020-35275?

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

Scan your code now

Source: NVD / NIST