GHSA-WR8Q-C73G-M7GP pretix: API leaks check-in data between events of the same organizer

A new API endpoint introduced in pretix 2025 that is supposed to return all check-in events of a specific event in fact returns all check-in events belonging to the respective organizer. This allows an API consumer to access information for all other events under the same organizer, even those th...

pretix: API leaks check-in data between events of the same organizer

A new API endpoint introduced in pretix 2025 that is supposed to return all check-in events of a specific event in fact returns all check-in events belonging to the respective organizer. This allows an API consumer to access information for all other events under the same organizer, even those th...

PYSEC-2026-111

A new API endpoint introduced in pretix 2025 that is supposed to return all check-in events of a specific event in fact returns all check-in events belonging to the respective organizer. This allows an API consumer to access information for all other events under the same organizer, even those th...

Improper Isolation or Compartmentalization

Overview pretix is a Reinventing presales, one ticket at a time Affected versions of this package are vulnerable to Improper Isolation or Compartmentalization in the check-in events endpoint. An attacker can access sensitive information related to all check-in events under the same organizer,...

CVE-2026-5600

A new API endpoint introduced in pretix 2025 that is supposed to return all check-in events of a specific event in fact returns all check-in events belonging to the respective organizer. This allows an API consumer to access information for all other events under the same organizer, even those th...

CVE-2026-5600

A new API endpoint introduced in pretix 2025 that is supposed to return all check-in events of a specific event in fact returns all check-in events belonging to the respective organizer. This allows an API consumer to access information for all other events under the same organizer, even those th...

CVE-2026-5600

A new API endpoint introduced in pretix 2025 that is supposed to return all check-in events of a specific event in fact returns all check-in events belonging to the respective organizer. This allows an API consumer to access information for all other events under the same organizer, even those th...

pretix 安全漏洞

Pretix is a ticketing system developed by the German company Pretix. The pretix 2025 version contains a security vulnerability. This vulnerability stems from the API endpoint returning information about all organizers’ sign-in events. As a result, API users may access event information that shoul...

Pretix Unsafely Evaluates Variables In Emails

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when "name" is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained two security-relevant bugs: - It was possible to exfiltrate...

CVE-2026-2415

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained two security-relevant bugs: It was possible to exfiltrate information...

CVE-2026-2452

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained a security-relevant bug: It was possible to exfiltrate information...

CVE-2026-2451

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained a security-relevant bug: It was possible to exfiltrate information...

EUVD-2026-6097

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained two security-relevant bugs: It was possible to exfiltrate information...

GHSA-R8P8-QW9W-J9QV pretix unsafely evaluates variables in emails

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained two security-relevant bugs: - It was possible to exfiltrate informati...

EUVD-2026-6095

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained a security-relevant bug: It was possible to exfiltrate information...

EUVD-2026-6096

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained a security-relevant bug: It was possible to exfiltrate information...

pretix unsafely evaluates variables in emails

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained two security-relevant bugs: - It was possible to exfiltrate informati...

CVE-2026-2415

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained two security-relevant bugs: It was possible to exfiltrate information...

PYSEC-2026-110

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained two security-relevant bugs: It was possible to exfiltrate information...

PYSEC-2026-110

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. This mechanism contained two security-relevant bugs: It was possible to exfiltrate information...