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CVE-2019-20442

18
FAUCET Score

CVE-2019-20442 is a stored Cross-Site Scripting (XSS) vulnerability found in the registry UI of WSO2 API Manager 2.6.0, WSO2 Enterprise Integrator 6.5.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0, specifically within the "roleToAuthorize" parameter. With a CVSS score of 4.8 (Medium), exploitation requires high privileges and user interaction, leading to low impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.0CPE matchmatch criteria
cpe:2.3:a:wso2:api_manager:2.6.0:*:*:*:*:*:*:*
6.5.0CPE matchmatch criteria
cpe:2.3:a:wso2:enterprise_integrator:6.5.0:*:*:*:*:*:*:*
5.7.0CPE matchmatch criteria
cpe:2.3:a:wso2:identity_server:5.7.0:*:*:*:*:*:*:*
5.8.0CPE matchmatch criteria
cpe:2.3:a:wso2:identity_server:5.8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

3.5LOW

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
0.9
Impact Score
2.5
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.73%
Probability of exploitation in next 30 days
EPSS Percentile
50.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0073 is in the 88th percentile among its peer group of 4,937 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cybersecurityworks.com / zerodays/cve-2019-20442-wso2.html
ExploitThird Party Advisory
docs.wso2.com / display/Security/Security+Advisory+WSO2-2019-0636
Vendor Advisory
github.com / cybersecurityworks/Disclosed/issues/25
Issue TrackingThird Party Advisory