CVE-2020-4578

Name: CVE-2020-4578
Creator: NVD / NIST
Published: 2020-09-10T17:15:33.22+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.71%

Last modified Jun 17, 2026

CVE-2020-4578 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. EPSS estimates a 0.71% chance of exploitation in the next 30 days.

Description

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 184433.

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

0.71%

48.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Ibm	Websphere Application Server	>= 7.0.0.0, <= 7.0.0.45
Ibm	Websphere Application Server	>= 8.0.0.0, <= 8.0.0.15
Ibm	Websphere Application Server	>= 8.5.0.0, <= 8.5.5.17
Ibm	Websphere Application Server	>= 9.0.0.0, <= 9.0.5.5

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/184433VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6328895Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/184433VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6328895Patch, Vendor Advisory

Timeline

Published: Sep 10, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-4578?

How severe is CVE-2020-4578?

CVE-2020-4578 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4578?

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-2020-4578?

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

Scan your code now

Source: NVD / NIST