CVE-2026-100678

stoatchat before 0.15.5 fails to enforce account-level attempt limits on MFA login challenges, allowing attackers who know a password to guess TOTP codes with only IP-based rate limiting. Attackers can reuse MFA challenge tickets across multiple failed attempts and distribute guesses across IP...

CVE-2026-100675

stoatchat versions before 0.15.5 contain a denial of service vulnerability in the acknowledgement worker that processes mass mention messages. Authenticated users can send five crafted role-mention messages to terminate all acknowledgement workers, disabling push notifications and mention badges...

CVE-2026-100676

January, the media proxy/embed service of stoatchat stoatchat/stoatchat, before version 0.15.5 improperly resolves SVG values as local filesystem paths when a fetched resource is served as image/svg+xml. An unauthenticated remote attacker who causes the service to proxy an attacker-hosted SVG e.g...

CVE-2026-100679

stoatchat before 0.15.5 fails to validate that MFA tickets belong to the authenticated user, allowing attackers to bypass MFA by using their own valid ticket with another user's session token. Attackers can obtain a ticket from their own account and use it with a victim's session token to disable...

CVE-2026-100677

stoatchat before 0.15.5 contains an account enumeration vulnerability in the login endpoint that exposes source file locations in error responses. Unauthenticated attackers can distinguish between registered and unregistered email addresses by comparing error location fields returned from POST...

CVE-2026-100679

Versions of stoatchat prior to 0.15.5 are vulnerable to an MFA bypass due to a failure in validating that MFA tickets belong to the authenticated user. An attacker can obtain a valid ticket from their own account and utilize it in conjunction with a victim's session token. This allows the attacke...

EUVD-2026-87652

stoatchat before 0.15.5 fails to validate that MFA tickets belong to the authenticated user, allowing attackers to bypass MFA by using their own valid ticket with another user's session token. Attackers can obtain a ticket from their own account and use it with a victim's session token to disable...

CVE-2026-100679 stoatchat before 0.15.5 MFA Bypass via Cross-Account Ticket

stoatchat before 0.15.5 fails to validate that MFA tickets belong to the authenticated user, allowing attackers to bypass MFA by using their own valid ticket with another user's session token. Attackers can obtain a ticket from their own account and use it with a victim's session token to disable...

CVE-2026-100678

Versions of stoatchat prior to 0.15.5 are vulnerable to MFA brute-forcing because they fail to enforce account-level attempt limits on MFA login challenges. While IP-based rate limiting is present, attackers who already possess a valid password can bypass these restrictions by reusing MFA challen...

CVE-2026-100678 stoatchat before 0.15.5 MFA Brute Force via Insufficient Rate Limiting

stoatchat before 0.15.5 fails to enforce account-level attempt limits on MFA login challenges, allowing attackers who know a password to guess TOTP codes with only IP-based rate limiting. Attackers can reuse MFA challenge tickets across multiple failed attempts and distribute guesses across IP...

EUVD-2026-87651

stoatchat before 0.15.5 fails to enforce account-level attempt limits on MFA login challenges, allowing attackers who know a password to guess TOTP codes with only IP-based rate limiting. Attackers can reuse MFA challenge tickets across multiple failed attempts and distribute guesses across IP...

CVE-2026-100676

The media proxy/embed service of stoatchat (stoatchat/stoatchat) before version 0.15.5 contains a vulnerability where it improperly resolves SVG values as local filesystem paths when a fetched resource is served as image/svg+xml . An unauthenticated remote attacker can exploit this via the /prox...

EUVD-2026-87650

stoatchat before 0.15.5 contains an account enumeration vulnerability in the login endpoint that exposes source file locations in error responses. Unauthenticated attackers can distinguish between registered and unregistered email addresses by comparing error location fields returned from POST...

EUVD-2026-87649

January, the media proxy/embed service of stoatchat stoatchat/stoatchat, before version 0.15.5 improperly resolves SVG values as local filesystem paths when a fetched resource is served as image/svg+xml. An unauthenticated remote attacker who causes the service to proxy an attacker-hosted SVG e.g...

CVE-2026-100676 stoatchat before 0.15.5 Local Filesystem Read via SVG

January, the media proxy/embed service of stoatchat stoatchat/stoatchat, before version 0.15.5 improperly resolves SVG values as local filesystem paths when a fetched resource is served as image/svg+xml. An unauthenticated remote attacker who causes the service to proxy an attacker-hosted SVG e.g...

CVE-2026-100677 stoatchat before 0.15.5 Account Enumeration via Error Location

stoatchat before 0.15.5 contains an account enumeration vulnerability in the login endpoint that exposes source file locations in error responses. Unauthenticated attackers can distinguish between registered and unregistered email addresses by comparing error location fields returned from POST...

CVE-2026-100677

Versions of stoatchat before 0.15.5 are vulnerable to an account enumeration vulnerability within the login endpoint. Unauthenticated attackers can distinguish between registered and unregistered email addresses by analyzing the error location fields returned during POST /api/auth/session/login r...

CVE-2026-100676 stoatchat before 0.15.5 Local Filesystem Read via SVG

January, the media proxy/embed service of stoatchat stoatchat/stoatchat, before version 0.15.5 improperly resolves SVG values as local filesystem paths when a fetched resource is served as image/svg+xml. An unauthenticated remote attacker who causes the service to proxy an attacker-hosted SVG e.g...

EUVD-2026-87769

stoatchat versions before 0.15.5 contain a denial of service vulnerability in the acknowledgement worker that processes mass mention messages. Authenticated users can send five crafted role-mention messages to terminate all acknowledgement workers, disabling push notifications and mention badges...

CVE-2026-100675 stoatchat before 0.15.5 Denial of Service via mass mentions

stoatchat versions before 0.15.5 contain a denial of service vulnerability in the acknowledgement worker that processes mass mention messages. Authenticated users can send five crafted role-mention messages to terminate all acknowledgement workers, disabling push notifications and mention badges...