CVE-2019-20435 json
An issue was discovered in WSO2 API Manager 2.6.0.
published 2020-01-27 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-10983
- cvss
- 3.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 65%
- public exploits
- 0
- none known
Summary
An issue was discovered in WSO2 API Manager 2.6.0. A reflected XSS attack could be performed in the inline API documentation editor page of the API Publisher by sending an HTTP GET request with a harmful docName request parameter.
Exploit prediction
1.08% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/cybersecurityworks/Disclosed/issues/18 referenced PoC, tagged "exploit" by a source, unverified
- cybersecurityworks.com https://cybersecurityworks.com/zerodays/cve-2019-20435-wso2.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 3.5 | CVSS:3.0/AC:L/AV:N/A:N/C:L/I:L/PR:H/S:U/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 | 3.5 | CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/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
-
github.com
/cybersecurityworks/Disclosed/issues/18
exploit, issue-tracking, third-party-advisory
-
cybersecurityworks.com
/zerodays/cve-2019-20435-wso2.html
exploit, third-party-advisory
-
docs.wso2.com
/display/Security/Security+Advisory+WSO2-2019-0633
vendor-advisory
Sources
- CVE List CVE-2019-20435
- NVD CVE-2019-20435
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.