CVE-2020-4757

Name: CVE-2020-4757
Creator: NVD / NIST
Published: 2020-12-21T18:15:15.947+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.4/10EPSS 1.28%

Last modified Jun 17, 2026

CVE-2020-4757 is a medium-severity vulnerability rated 6.4/10 on the CVSS scale. IBM FileNet Content Manager and IBM Content Navigator 3.0.CD is vulnerable to stored 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 1.28% chance of exploitation in the next 30 days.

Description

IBM FileNet Content Manager and IBM Content Navigator 3.0.CD is vulnerable to stored 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: 188600.

Metrics

CVSS 3.1

6.4/10

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

EPSS Probability

1.28%

66.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Ibm	Content Navigator	3.0.0

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/188600VDB Entry, Vendor Advisory
https://www.gosecure.net/blog/2022/06/21/xss-vulnerability-in-ibm-content-navigator-cve-2020-4757/Exploit, Third Party Advisory
https://www.ibm.com/support/pages/node/6388806Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/188600VDB Entry, Vendor Advisory
https://www.gosecure.net/blog/2022/06/21/xss-vulnerability-in-ibm-content-navigator-cve-2020-4757/Exploit, Third Party Advisory
https://www.ibm.com/support/pages/node/6388806Patch, Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2020-4757?

How severe is CVE-2020-4757?

CVE-2020-4757 has a CVSS score of 6.4/10 (MEDIUM severity). The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4757?

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-2020-4757?

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

Scan your code now

Source: NVD / NIST