EUVD-2026-50125

A pre-authentication error-based SQL injection vulnerability in Koollab LMS allowed an unauthenticated attacker to read sensitive database contents, including personally identifiable information, credentials, and valid JWT tokens that may enable account takeover, via the SCORM report endpoint...

CVE-2026-63230

Koollab LMS is affected by CVE-2026-63230, a pre-authentication SQL injection on the SCORM report endpoint. The vulnerability allows an unauthenticated attacker to read sensitive data, including personally identifiable information, credentials, and valid JWT tokens that could enable account takeo...

EUVD-2026-50124

A pre-authentication blind SQL injection vulnerability in Koollab LMS allowed an unauthenticated attacker to use a time-based SQL oracle via the SSO OAuth endpoint to read sensitive database contents, including personally identifiable information, credentials, and valid JWT tokens that may enable...

CVE-2026-63229 Pre-authentication blind SQL injection vulnerability

A pre-authentication blind SQL injection vulnerability in Koollab LMS allowed an unauthenticated attacker to use a time-based SQL oracle via the SSO OAuth endpoint to read sensitive database contents, including personally identifiable information, credentials, and valid JWT tokens that may enable...

CVE-2026-63229

A pre-authentication blind SQL injection vulnerability in Koollab LMS allowed an unauthenticated attacker to use a time-based SQL oracle via the SSO OAuth endpoint to read sensitive database contents, including personally identifiable information, credentials, and valid JWT tokens that may enable...

CVE-2026-63229

Koollab LMS is affected by CVE-2026-63229, a pre-authentication blind SQL injection in the SSO OAuth endpoint. An unauthenticated attacker can use a time-based SQL oracle to read sensitive data from the database, including personally identifiable information, credentials, and valid JWT tokens, po...

PT-2026-65701

A pre-authentication error-based SQL injection vulnerability in Koollab LMS allowed an unauthenticated attacker to read sensitive database contents, including personally identifiable information, credentials, and valid JWT tokens that may enable account takeover, via the SCORM report endpoint...

EUVD-2026-50085

gotd/td is a T Telegram MTProto API client in Go. Prior to 0.145.1, proto.UnencryptedMessage.Decode in proto/unencryptedmessage.go read attacker controlled dataLen from an unauthenticated MTProto unencrypted packet and allocated makebyte, dataLen before checking the remaining buffer, allowing...

CVE-2026-14512

IBM WebSphere Application Server 9.0, and 8.5 traditional is vulnerable to pre-authentication unsafe deserialization which could allow a remote attacker to bypass authentication or execute arbitrary code...

CVE-2026-14512

CVE-2026-14512 : IBM WebSphere Application Server 9.0 and 8.5 traditional are affected by a pre-authentication unsafe deserialization vulnerability. The root cause is unsafe deserialization that can be triggered without authentication, allowing a remote attacker to bypass authentication and poten...

CVE-2026-14512 IBM WebSphere Application Server is affected by an unsafe deserialization and exposure of sensitive information

IBM WebSphere Application Server 9.0, and 8.5 traditional is vulnerable to pre-authentication unsafe deserialization which could allow a remote attacker to bypass authentication or execute arbitrary code...

SUSE CVE-2026-66033

libssh2 through 1.11.1, fixed in commit a2ed82d, contains a pre-authentication integer underflow vulnerability in the ssh2ciphercrypt function in src/openssl.c that allows a malicious SSH server to crash any connecting client by negotiating AES-GCM ciphers during handshake. Attackers can exploit...

FreeBSD : Erlang/OTP -- megaco flex scanner buffer overflow (445da2cc-89e1-11f1-b35c-4c526214c986)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 445da2cc-89e1-11f1-b35c-4c526214c986 advisory. https://github.com/erlang/otp/security/advisories/GHSA-7xgh-gmgf-q2g7 reports: A remote unauthenticated...

libssh2: libssh2: Arbitrary code execution via heap buffer overflow during SSH negotiation

A flaw was found in libssh2. A malicious SSH server can exploit a pre-authentication heap buffer overflow vulnerability by sending a specially crafted packet during the Encrypt-then-MAC ETM cipher negotiation. This allows the server to corrupt heap memory, potentially leading to arbitrary code...

libssh2: libssh2: Denial of Service via integer underflow in AES-GCM cipher negotiation

A flaw was found in libssh2. A pre-authentication integer underflow vulnerability exists in the ssh2ciphercrypt function when negotiating AES-GCM ciphers during the handshake. A malicious SSH server can exploit this to trigger an out-of-bounds read and a memory copy operation with an extremely...

CVE-2026-66035

A flaw was found in libssh2. A malicious SSH server can exploit a pre-authentication heap buffer overflow vulnerability by sending a specially crafted packet during the Encrypt-then-MAC ETM cipher negotiation. This allows the server to corrupt heap memory, potentially leading to arbitrary code...

Exploit for CVE-2026-42533

CVE-2026-42533 — nginx Heap Buffer Overflow PoC Exploit Pre...

BIT-OPENBAO-2025-59043 OpenBao vulnerable to denial of service via malicious JSON request processing

OpenBao is an open source identity-based secrets management system. In OpenBao versions prior to 2.4.1, JSON objects after decoding may use significantly more memory than their serialized version. It is possible to craft a JSON payload to maximize the factor between serialized memory usage and...

📄 vBulletin 6.2.1 Remote Code Execution

vBulletin version 6.2.1 and prior 6.x versions, along with version 5.7.5 and prior 5.x versions, contain a pre-authentication remote code execution vulnerability in the vB5TemplateRuntime::runMaths method. Insufficient input validation allows a crafted vb:math expression to bypass the regular...

Erlang/OTP -- megaco flex scanner buffer overflow

https://github.com/erlang/otp/security/advisories/GHSA-7xgh-gmgf-q2g7 reports: A remote unauthenticated attacker can crash Erlang nodes running the megaco text codec with the flex scanner option by sending an H.248/Megaco message with a property parm name exceeding 452 bytes. The overflow occurs ...