EUVD-2026-91359

Asymmetric Resource Consumption vulnerability in Apache Directory LDAP API. Storing a password using the bcrypt algorithm with a high force like 30 in a LDAP server that supports this algorithm will cause the server CPU to run for hours checking the credentials. A bounded cost should be enforced...

CVE-2026-103880 Apache Directory LDAP API: Denial of service via excessive bcrypt cost factor in stored passwords

Asymmetric Resource Consumption vulnerability in Apache Directory LDAP API. Storing a password using the bcrypt algorithm with a high force like 30 in a LDAP server that supports this algorithm will cause the server CPU to run for hours checking the credentials. A bounded cost should be enforced...

EUVD-2026-91378

Cleartext transmission of sensitive information vulnerability in Apache Directory LDAP API. A StartTLS extended operation started after a Search request has been sent can lead to receive data in plain text before the TLS Handshake has been completed. This issue affects Apache Directory LDAP API:...

CVE-2026-103878

The Apache Directory LDAP API is vulnerable to a cleartext transmission of sensitive information (CWE-345). A StartTLS extended operation initiated after a Search request has been sent can result in the system receiving data in plain text before the TLS Handshake is completed. This issue affects ...

CVE-2026-103878 Apache Directory LDAP API: Injection of plaintext responses during StartTLS

Cleartext transmission of sensitive information vulnerability in Apache Directory LDAP API. A StartTLS extended operation started after a Search request has been sent can lead to receive data in plain text before the TLS Handshake has been completed. This issue affects Apache Directory LDAP API:...

CVE-2026-103552

A Stack Overflow vulnerability exists in the Apache Directory LDAP API (versions 1.2.0 to before 1.2.9). An unauthenticated remote attacker can trigger this by submitting a deeply nested search filter before binding with the server. The flaw occurs in the server's decoder, which can lead to an ap...

EUVD-2026-91382

Stack Overflow vulnerability in Apache Directory LDAP API. Before binding, a client can send a deeply nested search filter that overflows the stack in the server's decoder. This issue affects Apache Directory LDAP API: from 1.2.0 before 1.2.9. Users are recommended to upgrade to version 1.2.9,...

CVE-2026-103552 Apache Directory LDAP API: A unbound client can send a deeply nested search filter that overflows the stack in the server's decoder

Stack Overflow vulnerability in Apache Directory LDAP API. Before binding, a client can send a deeply nested search filter that overflows the stack in the server's decoder. This issue affects Apache Directory LDAP API: from 1.2.0 before 1.2.9. Users are recommended to upgrade to version 1.2.9,...

CVE-2026-103552

Stack Overflow vulnerability in Apache Directory LDAP API. Before binding, a client can send a deeply nested search filter that overflows the stack in the server's decoder. This issue affects Apache Directory LDAP API: from 1.2.0 before 1.2.9. Users are recommended to upgrade to version 1.2.9,...

CVE-2026-102731

The Apache Directory LDAP API (versions 1.2.0 to 1.2.8 ) is vulnerable to a memory allocation with excessive size value vulnerability during BER decoding. A malicious peer or Man-in-the-Middle (MITM) can send a small BER-encoded response that triggers a large memory allocation before any data is ...

EUVD-2026-91333

Memory allocation with excessive size value vulnerability in Apache Directory LDAP API. A malicious peer or a MITM can send a small BER-encoded response causing a large memory allocation before any data is received. This can lead to an OutOfMemoryError and denial of service. The client JVM OOMs...

CVE-2026-102731 Apache Directory LDAP API: Denial of service via excessive memory allocation in BER decode

Memory allocation with excessive size value vulnerability in Apache Directory LDAP API. A malicious peer or a MITM can send a small BER-encoded response causing a large memory allocation before any data is received. This can lead to an OutOfMemoryError and denial of service. The client JVM OOMs...

PT-2026-104168

Name of the Vulnerable Software and Affected Versions Apache Directory LDAP API versions 1.2.0 through 1.2.8 Description An unauthenticated client can trigger a stack overflow in the server's decoder by sending a deeply nested search filter before binding. Approximately 154 instances have been...

PT-2026-104185

Name of the Vulnerable Software and Affected Versions Apache Directory LDAP API versions 2.1.0 through 2.1.8 Description An issue exists involving the deserialization of untrusted data. A compromised LDAP server or a man-in-the-middle attacker can respond to a client's loadSchema subschema search...

EUVD-2018-0745

Malware in sbrugna...

Server side request forgery (ssrf)

In Apache Directory LDAP API before 1.0.2, a bug in the way the SSL Filter was setup made it possible for another thread to use the connection before the TLS layer has been established, if the connection has already been used and put back in a pool of connections, leading to leaking any informati...

CVE-2018-1337: Exposure of Sensitive Information to an Unauthorized Actor

In Apache Directory LDAP API before 1.0.2, a bug in the way the SSL Filter was setup made it possible for another thread to use the connection before the TLS layer has been established, if the connection has already been used and put back in a pool of connections, leading to leaking any informati...

CVE-2015-3250: Exposure of Sensitive Information to an Unauthorized Actor

Apache Directory LDAP API before 1.0.0-M31 allows attackers to conduct timing attacks via unspecified vectors...