{"id":"CVE-2025-64101","revision":null,"records":[{"revision":"9993fdae71064acdba424b3165547f1b","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-64101","aliases":[],"title":"ZITADEL Vulnerable to Account Takeover via Malicious Forwarded Header Injection","description":"Zitadel is open-source identity infrastructure software. Prior to 4.6.0, 3.4.3, and 2.71.18, a potential vulnerability exists in ZITADEL's password reset mechanism. 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. If an attacker can manipulate these headers (e.g., via host header injection), they could cause ZITADEL to generate a password reset link pointing to a malicious domain controlled by the attacker. If the user clicks this manipulated link in the email, the secret reset code embedded in the URL can be captured by the attacker. This captured code could then be used to reset the user's password and gain unauthorized access to their account. It's important to note that this specific attack vector is mitigated for accounts that have Multi-Factor Authentication (MFA) or Passwordless authentication enabled. This vulnerability is fixed in 4.6.0, 3.4.3, and 2.71.18.","state":0,"publishedAt":"2025-10-29T18:30:14.999+00:00","modifiedAt":"2025-10-29T19:35:39.237+00:00","affected":[{"ecosystem":"Vendor product","name":"zitadel","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"zitadel\",\n                    \"product\": \"zitadel\",\n                    \"versions\": [\n                        {\n                            \"version\": \">= 4.0.0-rc.1, < 4.6.0\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \">= 3.0.0-rc.1, < 3.4.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \">= 2.0.0, < 2.71.18\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","score":8.1,"severity":"HIGH"}],"references":["https://github.com/zitadel/zitadel/security/advisories/GHSA-mwmh-7px9-4c23","https://github.com/zitadel/zitadel/commit/72a5c33e6ac302b978d564bd049f9364f5a989b1"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-64101","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-64101","identifiers":["CVE-2025-64101"]},"retained":false,"historicalAffected":[]},{"revision":"432ba069c8a244a2bb4325a970f3790a","observedAt":"2026-11-07T03:28:39.888+00:00","statement":{"source":"euvd","id":"EUVD-2025-36698","aliases":["CVE-2025-64101","GHSA-mwmh-7px9-4c23"],"title":"Zitadel is open-source identity infrastructure software. Prior to 4.6.0, 3.4.3, and 2.71.18, a potential vulnerability exists in ZITADEL's password reset mechanism. ZITADEL utilizes the Forwarded or X-Forwarded-Host header from incoming req…","description":"Zitadel is open-source identity infrastructure software. Prior to 4.6.0, 3.4.3, and 2.71.18, a potential vulnerability exists in ZITADEL's password reset mechanism. 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. If an attacker can manipulate these headers (e.g., via host header injection), they could cause ZITADEL to generate a password reset link pointing to a malicious domain controlled by the attacker. If the user clicks this manipulated link in the email, the secret reset code embedded in the URL can be captured by the attacker. This captured code could then be used to reset the user's password and gain unauthorized access to their account. It's important to note that this specific attack vector is mitigated for accounts that have Multi-Factor Authentication (MFA) or Passwordless authentication enabled. This vulnerability is fixed in 4.6.0, 3.4.3, and 2.71.18.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","score":8.1,"severity":null}],"references":["https://github.com/zitadel/zitadel/security/advisories/GHSA-mwmh-7px9-4c23","https://github.com/zitadel/zitadel/commit/72a5c33e6ac302b978d564bd049f9364f5a989b1"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-36698","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Oct 29, 2025, 6:30:14 PM","dateUpdated":"Oct 29, 2025, 7:35:39 PM"},"relatedAdvisories":[{"id":"openSUSE-SU-2025:15710-1","title":"govulncheck-vulndb-0.0.20251105T184115-1.1 on GA media","vulnerabilityIds":["CVE-2016-11063","CVE-2016-11066","CVE-2016-11067","CVE-2016-11068","CVE-2016-11069","CVE-2016-11070","CVE-2016-11071","CVE-2016-11072","CVE-2016-11073","CVE-2016-11074","CVE-2016-11075","CVE-2016-11076","CVE-2016-11077","CVE-2016-11078","CVE-2016-11079","CVE-2016-11080","CVE-2016-11081","CVE-2016-11082","CVE-2016-11083","CVE-2016-11084","CVE-2017-18872","CVE-2023-32199","CVE-2024-58269","CVE-2025-10545","CVE-2025-10678","CVE-2025-10954","CVE-2025-11374","CVE-2025-11375","CVE-2025-11579","CVE-2025-11621","CVE-2025-12044","CVE-2025-26625","CVE-2025-27093","CVE-2025-41410","CVE-2025-41443","CVE-2025-54286","CVE-2025-54287","CVE-2025-54288","CVE-2025-54289","CVE-2025-54290","CVE-2025-54291","CVE-2025-54293","CVE-2025-54469","CVE-2025-54470","CVE-2025-54471","CVE-2025-54499","CVE-2025-58073","CVE-2025-58075","CVE-2025-58356","CVE-2025-59043","CVE-2025-59048","CVE-2025-59530","CVE-2025-59836","CVE-2025-59937","CVE-2025-61141","CVE-2025-61524","CVE-2025-61581","CVE-2025-61688","CVE-2025-62156","CVE-2025-62157","CVE-2025-62375","CVE-2025-62506","CVE-2025-62513","CVE-2025-62705","CVE-2025-62714","CVE-2025-62725","CVE-2025-62820","CVE-2025-64101","CVE-2025-64102","CVE-2025-64103"]}],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2025-36698","identifiers":["EUVD-2025-36698","CVE-2025-64101","GHSA-mwmh-7px9-4c23"]},"retained":false,"historicalAffected":[]},{"revision":"e24a335e980549df997ca3ef13df3083","observedAt":"2026-10-25T03:17:29.935+00:00","statement":{"source":"nvd","id":"CVE-2025-64101","aliases":[],"title":"Zitadel is open-source identity infrastructure software. Prior to 4.6.0, 3.4.3, and 2.71.18, a potential vulnerability exists in ZITADEL's password reset mechanism. ZITADEL utilizes the Forwarded or X-Forwarded-Host header from incoming req…","description":"Zitadel is open-source identity infrastructure software. Prior to 4.6.0, 3.4.3, and 2.71.18, a potential vulnerability exists in ZITADEL's password reset mechanism. 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. If an attacker can manipulate these headers (e.g., via host header injection), they could cause ZITADEL to generate a password reset link pointing to a malicious domain controlled by the attacker. If the user clicks this manipulated link in the email, the secret reset code embedded in the URL can be captured by the attacker. This captured code could then be used to reset the user's password and gain unauthorized access to their account. It's important to note that this specific attack vector is mitigated for accounts that have Multi-Factor Authentication (MFA) or Passwordless authentication enabled. This vulnerability is fixed in 4.6.0, 3.4.3, and 2.71.18.","state":0,"publishedAt":"2025-10-29T19:15:38.763+00:00","modifiedAt":"2026-10-19T13:10:00.11+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","score":8.1,"severity":"HIGH"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://github.com/zitadel/zitadel/commit/72a5c33e6ac302b978d564bd049f9364f5a989b1","https://github.com/zitadel/zitadel/security/advisories/GHSA-mwmh-7px9-4c23"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-64101","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-601","CWE-640"],"productCriteria":["cpe:2.3:a:zitadel:zitadel:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2025-10-29T19:15:38.763","lastModified":"2026-10-19T13:10:00.110"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2025-64101","identifiers":["CVE-2025-64101"]},"retained":false,"historicalAffected":[]},{"revision":"079a995db68448c68de0a7b917efd74d","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-mwmh-7px9-4c23","aliases":["CVE-2025-64101","GO-2025-4084"],"title":"ZITADEL Vulnerable to Account Takeover via Malicious Forwarded Header Injection","description":"### Impact\n\nA potential vulnerability exists in ZITADEL's password reset mechanism. 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.\n\nIf an attacker can manipulate these headers (e.g., via host header injection), they could cause ZITADEL to generate a password reset link pointing to a malicious domain controlled by the attacker. If the user clicks this manipulated link in the email, the secret reset code embedded in the URL can be captured by the attacker. This captured code could then be used to reset the user's password and gain unauthorized access to their account.\n\nIt's important to note that this specific attack vector is mitigated for accounts that have Multi-Factor Authentication (MFA) or Passwordless authentication enabled.\n\n### Affected Versions\n\nSystems running one of the following versions:\n- **4.x**: `4.0.0` to `4.5.0` (including RC versions)\n- **3.x**: `3.0.0` to `3.4.2` (including RC versions)\n- **2.x**: `v2.0.0` to `2.71.17`\n\n### Patches\n\nPatched version ensure proper validation of the headers:\n\n4.x: Upgrade to >=[4.6.0](https://github.com/zitadel/zitadel/releases/tag/v4.6.0)\n3.x: Update to >=[3.4.3](https://github.com/zitadel/zitadel/releases/tag/v3.4.3)\n2.x: Update to >=[2.71.18](https://github.com/zitadel/zitadel/releases/tag/v2.71.18)\n\n### Workarounds\n\nThe recommended solution is to update ZITADEL to a patched version.\n\nA ZITADEL fronting proxy can be configured to delete all Forwarded and X-Forwarded-Host header values before sending requests to ZITADEL self-hosted environments.\n\n### Questions\n\nIf you have any questions or comments about this advisory, please email us at [security@zitadel.com](mailto:security@zitadel.com)\n\n### Credits\n\nThanks to Amit Laish – GE Vernova for finding and reporting the vulnerability.","state":0,"publishedAt":"2025-10-29T22:20:50+00:00","modifiedAt":"2025-11-05T22:13:14+00:00","affected":[{"ecosystem":"Go","name":"github.com/zitadel/zitadel/v2","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"2.0.0"},{"kind":"fixed","version":"2.71.18"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/zitadel/zitadel/v2","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.80.0-v2.20.0.20251029090537-72a5c33e6ac3"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"HIGH"}],"references":["https://github.com/zitadel/zitadel/security/advisories/GHSA-mwmh-7px9-4c23","https://nvd.nist.gov/vuln/detail/CVE-2025-64101","https://github.com/zitadel/zitadel/commit/72a5c33e6ac302b978d564bd049f9364f5a989b1","https://github.com/zitadel/zitadel","https://pkg.go.dev/vuln/GO-2025-4084"],"sourceUrl":"https://github.com/advisories/GHSA-mwmh-7px9-4c23","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-mwmh-7px9-4c23","identifiers":["GHSA-mwmh-7px9-4c23","CVE-2025-64101","GO-2025-4084"]},"retained":false,"historicalAffected":[]},{"revision":"2df8db1820bd4ae2ba1e1b56cdf68ec5","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2025-4084","aliases":["CVE-2025-64101","GHSA-mwmh-7px9-4c23"],"title":"ZITADEL Vulnerable to Account Takeover via Malicious Forwarded Header Injection in github.com/zitadel/zitadel","description":"ZITADEL Vulnerable to Account Takeover via Malicious Forwarded Header Injection in github.com/zitadel/zitadel.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: github.com/zitadel/zitadel before v2.71.18.","state":0,"publishedAt":"2025-11-05T18:41:15+00:00","modifiedAt":"2025-11-05T19:57:40.129384+00:00","affected":[{"ecosystem":"Go","name":"github.com/zitadel/zitadel","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://github.com/zitadel/zitadel/security/advisories/GHSA-mwmh-7px9-4c23","https://nvd.nist.gov/vuln/detail/CVE-2025-64101","https://github.com/zitadel/zitadel/commit/72a5c33e6ac302b978d564bd049f9364f5a989b1"],"sourceUrl":"https://osv.dev/vulnerability/GO-2025-4084","license":"OSV · upstream source license applies","key":"osv:GO-2025-4084","identifiers":["GO-2025-4084","CVE-2025-64101","GHSA-mwmh-7px9-4c23"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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