Skip to content
Fencer Intel
medium 6.1

CVE-2026-85229 json

Apache SkyWalking: CWE-79 stored XSS in Booster UI dashboard widgets (incomplete fix of CVE-2025-54057)

published 2mo ago modified 2mo ago also EUVD-2026-70950

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

** UNSUPPORTED WHEN ASSIGNED ** Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache SkyWalking Booster UI.

This issue affects Apache SkyWalking UI : from 10.2.0 through 10.4.0.

Users are recommended to upgrade to Horizon UI 1.0.0, which fixes the issue.

Patch / fix

  • apache skywalking 11.0.0
  • org.apache.skywalking apm-webapp 11.0.0
  • org.apache.skywalking server-core 11.0.0

Is CVE-2026-85229 in your stack? 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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2mo ago

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

  • Apache Software Foundation Apache SkyWalking

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.