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CVE record · CVE-2025-8591

Reflected Cross-Site Scripting via URL Parameter in Multiple WSO2 Products Enables UI Modification

CVSS 6.1 MediumEPSS 0.0025 · 16th percentile

Published by the CVE Program (CNA: WSO2) at 6 Jul 2026, 10:16 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
WSO2 WSO2 Identity Server
  • unknown before 5.10.0 custom
  • affected 5.10.0 to before 5.10.0.381 custom
  • affected 5.10.0 to before 5.10.0.384 custom
  • affected 6.0.0 to before 6.0.0.255 custom
  • affected 7.0.0 to before 7.0.0.131 custom
  • affected 7.1.0 to before 7.1.0.21 custom
  • affected 7.1.0 to before 7.1.0.51 custom
Other versions: unaffected
WSO2 WSO2 API Manager
  • unknown before 3.1.0 custom
  • affected 3.1.0 to before 3.1.0.355 custom
  • affected 3.2.0 to before 3.2.0.459 custom
  • affected 3.2.1 to before 3.2.1.78 custom
  • affected 4.0.0 to before 4.0.0.380 custom
  • affected 4.1.0 to before 4.1.0.243 custom
  • affected 4.2.0 to before 4.2.0.183 custom
  • affected 4.3.0 to before 4.3.0.94 custom
  • affected 4.4.0 to before 4.4.0.58 custom
  • affected 4.5.0 to before 4.5.0.43 custom
  • affected 4.6.0 to before 4.6.0.7 custom
Other versions: unaffected
WSO2 WSO2 API Control Plane
  • affected 4.5.0 to before 4.5.0.44 custom
  • affected 4.6.0 to before 4.6.0.8 custom
Other versions: unaffected
WSO2 WSO2 Traffic Manager
  • affected 4.5.0 to before 4.5.0.42 custom
  • affected 4.6.0 to before 4.6.0.7 custom
Other versions: unaffected
WSO2 WSO2 Universal Gateway
  • affected 4.5.0 to before 4.5.0.42 custom
  • affected 4.6.0 to before 4.6.0.7 custom
Other versions: unaffected
WSO2 WSO2 Open Banking AM
  • unknown before 2.0.0 custom
  • affected 2.0.0 to before 2.0.0.404 custom
Other versions: unaffected
WSO2 WSO2 Identity Server as Key Manager
  • unknown before 5.10.0 custom
  • affected 5.10.0 to before 5.10.0.375 custom
Other versions: unaffected
WSO2 WSO2 Open Banking IAM
  • unknown before 2.0.0 custom
  • affected 2.0.0 to before 2.0.0.424 custom
Other versions: unaffected
Identifiers
CVE-2025-8591
CNA
WSO2
Weakness (CWE)
CWE-79
Tags
Published
6 Jul 2026
Updated
6 Jul 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
6.1 Medium 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N CNA (WSO2)
  • CISA KEV Not listed.
  • EPSS 0.0025, the 16th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 6 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.