CVE-2025-13821 User profile update exposes password hash and MFA secrets

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 fail to sanitize sensitive data in WebSocket messages which allows authenticated users to exfiltrate password hashes and MFA secrets via profile nickname updates or email verification events. Mattermost Advisory ID:...

CVE-2026-2553 tushar-2223 Hotel-Management-System HTTP POST Request home.php sql injection

A security flaw has been discovered in tushar-2223 Hotel-Management-System up to bb1f3b3666124b888f1e4bcf51b6fba9fbb01d15. This affects an unknown part of the file /home.php of the component HTTP POST Request Handler. Performing a manipulation of the argument Name/Email results in sql injection...

CVE-2026-2553

A security flaw has been discovered in tushar-2223 Hotel-Management-System up to bb1f3b3666124b888f1e4bcf51b6fba9fbb01d15. This affects an unknown part of the file /home.php of the component HTTP POST Request Handler. Performing a manipulation of the argument Name/Email results in sql injection...

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...

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...

Incorrect Implementation of Authentication Algorithm

Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Incorrect Implementation of Authentication Algorithm via the userID authentication. An attacker can gain unauthorized access by leveraging...

Dynamic Variable Evaluation

Overview pretix is a Reinventing presales, one ticket at a time Affected versions of this package are vulnerable to Dynamic Variable Evaluation via the evaluation of placeholders in email templates. An attacker can access sensitive system information, such as configuration files, database...

CVE-2026-2452 Unsafe variable evaluation in email templates

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-2026-2452

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-2026-2452 Unsafe variable evaluation in email templates

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-2026-2452 Unsafe variable evaluation in email templates

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-2026-2452

The CVE-2026-2452 issue affects pretix email templates where placeholders are used to inject data. A security bug allowed exfiltration of sensitive information from the system configuration via specially crafted placeholder names (for example {{event.init .code .co_filename}}), enabling an attack...

CVE-2026-2451 Unsafe variable evaluation in email templates

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

CVE-2026-2451 concerns pretix: an information-exfiltration flaw via email template placeholders. When templates substitute user data (e.g., {name}), an attacker who can control templates could craft placeholders like {{event.init .code .co_filename}} to read sensitive system configuration data, p...

CVE-2026-2451 Unsafe variable evaluation in email templates

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 Unsafe variable evaluation in email templates

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-2026-2415 Unsafe variable evaluation in email templates

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...