RHEL 7 : 389-ds-base (RHSA-2026:55758)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55758 advisory. 389 Directory Server is an LDAP version 3 LDAPv3 compliant server. The base packages include the Lightweight Directory Access Protocol LDAP...

RockyLinux 8 : 389-ds:1.4 (RLSA-2026:55530)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:55530 advisory. 389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check CVE-2026-11770 389-ds-base: 389-ds-base: NULL pointer dereference i...

RHEL 8 : 389-ds:1.4 (RHSA-2026:55530)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55530 advisory. 389 Directory Server is an LDAP version 3 LDAPv3 compliant server. The base packages include the Lightweight Directory Access Protocol LDAP...

RHEL 9 : 389-ds-base (RHSA-2026:55423)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55423 advisory. 389 Directory Server is an LDAP version 3 LDAPv3 compliant server. The base packages include the Lightweight Directory Access Protocol LDAP...

RHEL 8 : 389-ds:1.4 (RHSA-2026:55756)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55756 advisory. 389 Directory Server is an LDAP version 3 LDAPv3 compliant server. The base packages include the Lightweight Directory Access Protocol LDAP...

RHEL 9 : 389-ds-base (RHSA-2026:55426)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55426 advisory. 389 Directory Server is an LDAP version 3 LDAPv3 compliant server. The base packages include the Lightweight Directory Access Protocol LDAP...

RHEL 10 : 389-ds-base (RHSA-2026:55424)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55424 advisory. 389 Directory Server is an LDAP version 3 LDAPv3 compliant server. The base packages include the Lightweight Directory Access Protocol LDA...

OESA-2026-3395 libssh2 security update

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10. Security Fixes: libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count fr...

OESA-2026-3392 libssh2 security update

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10. Security Fixes: libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count fr...

CVE-2026-18663 389-ds-base: 389-ds-base: pre-authentication double-free in get_ldapmessage_controls_ext() via critical session tracking control

A flaw was found in 389-ds-base. The getldapmessagecontrolsext function frees the parsed controls array on the Session Tracking critical-control rejection path without clearing the SLAPIREQCONTROLS pblock slot. Operation teardown then frees the same pointer again, causing a double-free. An...

CVE-2026-18663 389-ds-base: 389-ds-base: pre-authentication double-free in get_ldapmessage_controls_ext() via critical session tracking control

A flaw was found in 389-ds-base. The getldapmessagecontrolsext function frees the parsed controls array on the Session Tracking critical-control rejection path without clearing the SLAPIREQCONTROLS pblock slot. Operation teardown then frees the same pointer again, causing a double-free. An...

CVE-2026-68160

A flaw was found in the Linux kernel's Ceph component. A remote attacker could exploit this by sending a specially crafted message with a manipulated snaptracelen value. This pre-authentication vulnerability allows for an out-of-bounds read, potentially leading to information disclosure or a deni...

Security Bulletin: IBM InfoSphere Information Server is affected by multiple vulnerabilities in Apache Kerby

Summary Multiple vulnerabilities in Apache Kerby that is used by InfoSphere Information Server were addressed. Vulnerability Details CVEID:CVE-2026-57915 DESCRIPTION: It is possible to bypass the Kerberos pre-authentication check in Apache Kerby by sending a PA-DATA with an unrecognized or...

CVE-2026-15562 Jboss-remoting: jboss-remoting: integer overflow in messagereader leads to pre-authentication denial of service

A flaw was found in EAP's jboss-remoting. A remote unauthenticated attacker who can reach :8080 or :9990, or :4447 and complete an Upgrade: jboss-remoting handshake can cause OOM errors that degrade requests server-wide, leading to denial of service...

CVE-2026-15562

CVE-2026-15562 describes a vulnerability in EAP's jboss-remoting where a remote unauthenticated attacker who can access ports 8080, 9990, or 4447 and completes an Upgrade: jboss-remoting handshake can trigger out-of-memory errors, degrading server requests and causing denial of service. The CVSSv...

CVE-2026-15562 Jboss-remoting: jboss-remoting: integer overflow in messagereader leads to pre-authentication denial of service

A flaw was found in EAP's jboss-remoting. A remote unauthenticated attacker who can reach :8080 or :9990, or :4447 and complete an Upgrade: jboss-remoting handshake can cause OOM errors that degrade requests server-wide, leading to denial of service...

PYSEC-2026-3626 aiosend: Deserialization of request body before signature verification (Pre-auth DoS) in webhook handler

Summary WebhookHandler.feedupdate deserializes the entire request body before verifying the HMAC signature. This allows an unauthenticated attacker to force expensive parsing of arbitrary JSON payloads that will ultimately be rejected, leading to unnecessary CPU and memory consumption. Severity...

aiosend: Deserialization of request body before signature verification (Pre-auth DoS) in webhook handler

SummaryWebhookHandler.feedupdate deserializes the entire request body before verifying the HMAC signature. This allows an unauthenticated attacker to force expensive parsing of arbitrary JSON payloads that will ultimately be rejected, leading to unnecessary CPU and memory consumption. SeverityHig...

xss2shell

XSS2Shell — WordPress Pre-Auth XSS → RCE Chain PoC CVE-2026...

PT-2026-69560

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A pre-authentication out-of-bounds read exists in the ceph handle caps function. The issue occurs because the function reads the snap trace len variable from the ceph mds caps header and...