CVE-2020-13972

CVE-2020-13972 is a medium-severity vulnerability in Enghouse Web Chat with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Description

Enghouse Web Chat 6.2.284.34 allows XSS. When one enters their own domain name in the WebServiceLocation parameter, the response from the POST request is displayed, and any JavaScript returned from the external server is executed in the browser. This is related to CVE-2019-16951.

Frequently asked questions

What is CVE-2020-13972?
Enghouse Web Chat 6.2.284.34 allows XSS. When one enters their own domain name in the WebServiceLocation parameter, the response from the POST request is displayed, and any JavaScript returned from the external server is executed in the browser. This is related to CVE-2019-16951.
How severe is CVE-2020-13972?
CVE-2020-13972 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-13972 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13972?
CVE-2020-13972 affects Enghouse Web Chat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13972?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-13972 published?
CVE-2020-13972 was published on 2020-09-03 and last updated on 2026-06-17.

References

Affected products (1)

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