Wallos is an open-source, self-hostable personal subscription tracker. From version 4.0.0 to before version 4.9.6, Wallos's OIDC login links an incoming OIDC identity to an existing local account by matching the email claim alone, without verifying that the IdP marked that email as verified (email_verified). When Wallos is configured against an IdP that lets a user present an arbitrary or unverified email (multi-tenant IdPs, IdPs with open self-registration, or any IdP the attacker partly controls), an attacker with no Wallos account can authenticate with the admin's email and be logged in as the admin — full account takeover, no password needed. This issue has been patched in version 4.9.6.
Metrics
Affected Vendors & Products
References
History
Mon, 31 Aug 2026 22:45:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Ellite
Ellite wallos |
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| Vendors & Products |
Ellite
Ellite wallos |
Mon, 31 Aug 2026 21:00:00 +0000
| Type | Values Removed | Values Added |
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| Description | Wallos is an open-source, self-hostable personal subscription tracker. From version 4.0.0 to before version 4.9.6, Wallos's OIDC login links an incoming OIDC identity to an existing local account by matching the email claim alone, without verifying that the IdP marked that email as verified (email_verified). When Wallos is configured against an IdP that lets a user present an arbitrary or unverified email (multi-tenant IdPs, IdPs with open self-registration, or any IdP the attacker partly controls), an attacker with no Wallos account can authenticate with the admin's email and be logged in as the admin — full account takeover, no password needed. This issue has been patched in version 4.9.6. | |
| Title | Wallos: OIDC account takeover via email-based account linking without `email_verified` check | |
| Weaknesses | CWE-287 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-08-31T20:49:46.759Z
Reserved: 2026-07-10T17:38:57.111Z
Link: CVE-2026-61641
No data.
Status : Received
Published: 2026-08-31T21:17:17.373
Modified: 2026-08-31T21:17:17.373
Link: CVE-2026-61641
No data.
OpenCVE Enrichment
Updated: 2026-08-31T23:15:04Z