CVE-2021-42119 json
Stored XSS in Search Function in TopEase
published 2021-11-30 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-29104
- cvss
- 7.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 45%
- public exploits
- 0
- none known
Summary
Persistent Cross Site Scripting in Web Applications operating on Business-DNA Solutions GmbH’s TopEase® Platform Version <= 7.1.27 via the Search Functionality allows authenticated users with Object Modification privileges to inject arbitrary HTML and JavaScript in object attributes, which is then rendered in the Search Functionality, to alter the intended functionality and steal cookies, the latter allowing for account takeover.
Exploit prediction
0.53% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N |
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
Affected products
- Business-DNA Solutions GmbH TopEase
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
confluence.topease.ch
/confluence/display/DOC/Release+Notes
release-notes, vendor-advisory
Sources
- CVE List CVE-2021-42119
- NVD CVE-2021-42119
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.