Zitadel
CVE-2026-29067
HIGH
GHSA-pfrf-9r5f-73f5
Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessAttacker sends crafted HTTP request with malicious X-Forwarded-Host header
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DeliveryZITADEL constructs password reset URL pointing to attacker's domain
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ExploitPassword reset link emailed to victim containing attacker's domain
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ExecutionVictim clicks link and enters credentials on attacker's site
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ImpactAttacker captures credentials and gains account access
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V3 - Web Frontend Security Redirect URL validation
MITRE ATT&CK
1 technique across 1 tactic: Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | ZITADEL versions 4.0.0-rc.1 through 4.7.0 with login V2 enabled must be configured to accept X-Forwarded-Host or Forwarded headers from incoming requests without validation. Victim must click the malicious password reset link sent via email. |
| Impact | CVSS 8.1 (HIGH). Attack vector: Network. Complexity: Low. Privileges required: None. User interaction: Required. |
| Exploit ScenarioDerived | An attacker could exploit this vulnerability to compromise the affected system. |
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Alert meAnalysisAIv1 – Mar 12, 2026
ZITADEL versions 4.0.0-rc.1 through 4.7.0 are vulnerable to open redirect attacks through improper validation of the Forwarded and X-Forwarded-Host headers used in password reset links. An attacker can craft a malicious request to redirect users to an attacker-controlled domain when they click password reset confirmation links, enabling credential harvesting or phishing attacks. The vulnerability affects all deployments using affected versions and has been patched in version 4.7.1.
Earlier versions of this analysis (1)
ZITADEL is an open source identity management platform. From version 4.0.0-rc.1 to 4.7.0, a potential vulnerability exists in ZITADEL's password reset mechanism in login V2. [CVSS 8.1 HIGH]
RemediationAI
A vendor patch is available — apply it immediately. Fixed in version 4.7.1.. Restrict network access to the affected service where possible.
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 2 packages in go
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Classified as CWE-601 (URL Redirection to Untrusted Site (Open Redirect)). Affects Zitadel. ZITADEL is an open source identity management platform. From version 4.0.0-rc.1 to 4.7.0, a potential vulnerability exists in ZITADEL's password reset mechanism in login V2. ZITADEL utilizes the Forwarded or X-Forwarded-Host header from incoming requests to construct the URL for the password reset confirmation link. This link, containing a secret code, is then emailed to the user. This issue has been patched in version 4.7.1.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
Lifecycle Timeline
2DescriptionGitHub Advisory
ZITADEL is an open source identity management platform. From version 4.0.0-rc.1 to 4.7.0, a potential vulnerability exists in ZITADEL's password reset mechanism in login V2. ZITADEL utilizes the Forwarded or X-Forwarded-Host header from incoming requests to construct the URL for the password reset confirmation link. This link, containing a secret code, is then emailed to the user. This issue has been patched in version 4.7.1.
Executive ViewAI
ZITADEL identity management platforms running versions 4.0.0-rc.1 through 4.7.0 contain a password reset vulnerability that could allow unauthorized account access. Organizations using ZITADEL for authentication and user management should prioritize patching to prevent potential account takeovers and unauthorized system access.
Apply vendor patch.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Affected Products (CPE)GitHub Advisory
Zitadel is open-source identity infrastructure software. Rated critical severity (CVSS 9.1), this vulnerability is remot
ZITADEL is an identity infrastructure system. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable
Authentication bypass in ZITADEL 4.x before 4.19.2 and 3.x through 3.4.15 lets an authenticated attacker with organizati
Account takeover in ZITADEL affects instances running 3.0.0 through 3.4.15 and 4.0.0 before 4.17.3: an unauthenticated r
Cross-organization account takeover in ZITADEL 3.x before 3.4.15 and 4.x before 4.17.1 allows an authenticated attacker
Stored XSS in ZITADEL identity management platform versions 4.0.0 to 4.11.1 allows unauthenticated attackers to inject p
Account pre-hijacking in ZITADEL lets an unauthenticated remote attacker create a user record already bound to a victim'
Authentication bypass in ZITADEL's Login V2 UI (versions 3.0.0 through 4.19.1) allows unauthenticated attackers to take
Remote account takeover in ZITADEL versions before 4.17.1 allows unauthenticated attackers to compromise MFA-protected a
The open-source identity infrastructure software Zitadel allows administrators to disable the user self-registration. Ra
The open-source identity infrastructure software Zitadel allows administrators to disable the user self-registration. Ra
Unauthenticated username-change in ZITADEL's hosted Login V1 UI lets a remote attacker rename any active human account -
Exploit-DB