CVE-2020-8496

Name: CVE-2020-8496
Creator: NVD / NIST
Published: 2020-01-30T22:15:10.64+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.55%

Last modified Jun 17, 2026

CVE-2020-8496 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. In Kronos Web Time and Attendance (webTA) 4.1.x and later 4.x versions before 5.0, there is a Stored XSS vulnerability by setting the Application Banner input field of the /ApplicationBanner page as an authenticated administrator.. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

In Kronos Web Time and Attendance (webTA) 4.1.x and later 4.x versions before 5.0, there is a Stored XSS vulnerability by setting the Application Banner input field of the /ApplicationBanner page as an authenticated administrator.

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

0.55%

41.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions	Update
Kronos	Web Time And Attendance	>= 4.1.26, < 5.0	—
Kronos	Web Time And Attendance	4.1.17	R1

References

http://www.nolanbkennedy.com/post/stored-xss-2-in-kronos-web-time-and-attendance-webtaExploit, Third Party Advisory
https://www.kronos.com/products/kronos-webtaProduct, Vendor Advisory
http://www.nolanbkennedy.com/post/stored-xss-2-in-kronos-web-time-and-attendance-webtaExploit, Third Party Advisory
https://www.kronos.com/products/kronos-webtaProduct, Vendor Advisory

Timeline

Published: Jan 30, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8496?

How severe is CVE-2020-8496?

CVE-2020-8496 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8496?

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-2020-8496?

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

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Source: NVD / NIST