How severe is CVE-2020-8496?

CVE-2020-8496 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-8496 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-8496?

CVE-2020-8496 primarily affects Kronos Web Time And Attendance. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-8496?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-8496 published?

CVE-2020-8496 was published on 2020-01-30 and last updated on 2026-06-17.

CVE-2020-8496

CVE-2020-8496 is a medium-severity vulnerability in Kronos Web Time And Attendance with a CVSS 3.x base score of 4.8. 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

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Kronos Web Time And Attendance
Published: 2020-01-30
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2020-8496?: 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.
How severe is CVE-2020-8496?: CVE-2020-8496 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-8496 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-8496?: CVE-2020-8496 primarily affects Kronos Web Time And Attendance. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-8496?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-8496 published?: CVE-2020-8496 was published on 2020-01-30 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:kronos:web_time_and_attendance:*:*:*:*:*:*:*:*
cpe:2.3:a:kronos:web_time_and_attendance:4.1.17:r1:*:*:*:*:*:*

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