Skip to content
Fencer Intel
medium —

CVE-2026-123766 json

Apache Axis2/Java: Cross-site scripting in the OpenAPI module's Swagger UI page

published 2d ago modified 2d ago also EUVD-2026-119935

cvss
—
not scored
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 19%
public exploits
0
none known

Summary

Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) vulnerability in the OpenAPI module of Apache Axis2/Java. The Swagger UI page served by the OpenAPI module wrote a value derived from the request's Host header into the page without encoding, allowing script injection in the context of the Axis2 origin. This issue affects Apache Axis2/Java: 2.0.1. Users are recommended to upgrade to version 2.0.2, which fixes the issue.

Patch / fix

  • maven org.apache.axis2:axis2-openapi 2.0.2
  • Apache Software Foundation Apache Axis2/Java 2.0.2

Is CVE-2026-123766 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

0.27% chance of exploitation in the next 30 days, higher than 19% of all scored CVEs (FIRST EPSS, 2026-11-11).

Affected packages

ecosystem package affected fixed in
maven org.apache.axis2:axis2-openapi
>=2.0.1, <2.0.2
2.0.2

Affected products

  • Apache Software Foundation Apache Axis2/Java

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel 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.