Conflict-Aware Robust Design for Covert Wireless Communications

Covert wireless communication aims to establish a reliable link while hiding the transmission from an adversary. In wireless settings, uncertainty plays a central role in this tradeoff: it can help mask the signal from a warden, but it also complicates robust system design. This raises a basic...

CVE-2026-31282

Totara LMS v19.1.5 and before is vulnerable to Incorrect Access Control. The login page code can be manipulated to reveal the login form. An attacker can chain that with missing rate-limit on the login form to launch a brute force attack. NOTE: this is disputed by the Supplier because 1 local log...

Totara LMS 19.1.5 Brute Force

Totara LMS versions 19.1.5 suffer from bypass and missing rate limiting in the login flow and due to this, is easily affected by brute forcing attacks...

CVE-2026-31282

Totara LMS v19.1.5 and before is vulnerable to Incorrect Access Control. The login page code can be manipulated to reveal the login form. An attacker can chain that with missing rate-limit on the login form to launch a brute force attack. NOTE: this is disputed by the Supplier because 1 local log...

CVE-2026-31283

In Totara LMS v19.1.5 and before, the forgot password API does not implement rate limiting for the target email address. which can be used for an Email Bombing attack. NOTE: the Supplier's position is that the pwresettime configuration defaults to 30 minutes, the pwresettime configuration is a ha...

CVE-2026-31282

Totara LMS versions up to 19.1.5 are affected by a login-page misissue described as Incorrect Access Control, where the login form can be revealed through manipulated login page code. This can be combined with missing rate-limiting on the login form to enable brute-force attacks. Documents confir...

Totara LMS 安全漏洞

Totara LMS is an learning management system provided by the Totara company. Versions of Totara LMS prior to v19.1.5 contained security vulnerabilities. These vulnerabilities stemmed from the forget password API not implementing rate limits on target email addresses, which could lead to email...

CVE-2026-31283

CVE-2026-31283 impacts Totara LMS v19.1.5 and earlier, where the forgot password API lacks rate limiting for target email addresses. This underpins a potential Email Bombing attack; the root cause is insufficient request throttling in the forgot password flow. Public details confirm affected prod...

CVE-2026-31283

In Totara LMS v19.1.5 and before, the forgot password API does not implement rate limiting for the target email address. which can be used for an Email Bombing attack. NOTE: the Supplier's position is that the pwresettime configuration defaults to 30 minutes, the pwresettime configuration is a ha...

Totara LMS 19.1.5 Missing Rate Limiting

Totara LMS versions 19.1.5 and below have a forgot password flow that's missing rate limiting...

PT-2026-32360

In Totara LMS v19.1.5 and before, the forgot password API does not implement rate limiting for the target email address. which can be used for an Email Bombing attack...

HCL DevOps Velocity 安全漏洞

HCL DevOps Velocity is a pipeline orchestration and management tool used by HCL Company in India. Versions of HCL DevOps Velocity prior to 5.1.7 contained security vulnerabilities. These vulnerabilities were due to improper implementation of rate-limiting mechanisms for login attempts, which coul...

PraisonAI: Unauthenticated WebSocket Endpoint Proxies to Paid OpenAI Realtime API Without Rate Limits

Summary The /media-stream WebSocket endpoint in PraisonAI's call module accepts connections from any client without authentication or Twilio signature validation. Each connection opens an authenticated session to OpenAI's Realtime API using the server's API key. There are no limits on concurrent...

GHSA-Q5R4-47M9-5MC7 PraisonAI: Unauthenticated WebSocket Endpoint Proxies to Paid OpenAI Realtime API Without Rate Limits

Summary The /media-stream WebSocket endpoint in PraisonAI's call module accepts connections from any client without authentication or Twilio signature validation. Each connection opens an authenticated session to OpenAI's Realtime API using the server's API key. There are no limits on concurrent...

CVE-2026-33707

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, the default password reset mechanism generates tokens using sha1$email with no random component, no expiration, and no rate limiting. An attacker who knows a user's email can compute the reset token and change the...

CVE-2026-33707 Weak Password Recovery Mechanism for Forgotten Password in chamilo/chamilo-lms

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, the default password reset mechanism generates tokens using sha1$email with no random component, no expiration, and no rate limiting. An attacker who knows a user's email can compute the reset token and change the...

EUVD-2026-21561

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, the default password reset mechanism generates tokens using sha1$email with no random component, no expiration, and no rate limiting. An attacker who knows a user's email can compute the reset token and change the...

CVE-2026-33707

Chamilo LMS (affected: prior to 1.11.38 and 2.0.0-RC.3) uses a weak password reset token by generating tokens as sha1(email) with no randomness, no expiration, and no rate limiting. An attacker who knows a user’s email can compute the reset token and change the password without authentication. Th...

CVE-2026-33707

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, the default password reset mechanism generates tokens using sha1$email with no random component, no expiration, and no rate limiting. An attacker who knows a user's email can compute the reset token and change the...

CVE-2026-33707 Weak Password Recovery Mechanism for Forgotten Password in chamilo/chamilo-lms

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, the default password reset mechanism generates tokens using sha1$email with no random component, no expiration, and no rate limiting. An attacker who knows a user's email can compute the reset token and change the...