CVE-2020-4866

Name: CVE-2020-4866
Creator: NVD / NIST
Published: 2021-03-04T19:15:13.333+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.54%

Last modified Jun 17, 2026

CVE-2020-4866 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. IBM Engineering products are 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 0.54% chance of exploitation in the next 30 days.

Description

IBM Engineering products are 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: 190742.

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

0.54%

41.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Ibm	Doors Next	7.0
Ibm	Doors Next	7.0.1
Ibm	Doors Next	7.0.2
Ibm	Engineering Lifecycle Management	7.0
Ibm	Engineering Lifecycle Management	7.0.1
Ibm	Engineering Lifecycle Management	7.0.2
Ibm	Engineering Requirements Quality Assistant On-Premises	All versions
Ibm	Engineering Test Management	7.0.0
Ibm	Engineering Test Management	7.0.1
Ibm	Engineering Test Management	7.0.2
Ibm	Engineering Workflow Management	7.0
Ibm	Engineering Workflow Management	7.0.1
Ibm	Engineering Workflow Management	7.0.2
Ibm	Global Configuration Management	All versions
Ibm	Rational Doors Next Generation	6.0.2
Ibm	Rational Doors Next Generation	6.0.6
Ibm	Rational Doors Next Generation	6.0.6.1
Ibm	Rational Quality Manager	6.0.2
Ibm	Rational Quality Manager	6.0.6
Ibm	Rational Quality Manager	6.0.6.1
Ibm	Rational Team Concert	6.0.2
Ibm	Rational Team Concert	6.0.6
Ibm	Rational Team Concert	6.0.6.1

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/190742VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6417585Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/190742VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6417585Patch, Vendor Advisory

Timeline

Published: Mar 4, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-4866?

How severe is CVE-2020-4866?

CVE-2020-4866 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4866?

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-2020-4866?

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

Scan your code now

Source: NVD / NIST