CVE-2020-8496 json
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 Appli…
published 2020-01-30 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-29362
- cvss
- 6.9
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 46%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- kronos web_time_and_attendance 5.0
Exploit prediction
0.55% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- nolanbkennedy.com http://www.nolanbkennedy.com/post/stored-xss-2-in-kronos-web-time-and-attendance-webta referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 6.9 | CVSS:3.0/AC:L/AV:N/A:N/C:L/I:H/PR:H/S:C/UI:R |
| NVD | 3.1 | 4.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
| CNA | 3.0 | 6.9 | CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:H/A:N |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
nolanbkennedy.com
/post/stored-xss-2-in-kronos-web-time-and-attendance-webta
exploit, third-party-advisory
-
kronos.com
/products/kronos-webta
product, vendor-advisory
Sources
- CVE List CVE-2020-8496
- NVD CVE-2020-8496
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.