Samba AD authenticated LDAP access domain takeover

Description Samba AD stores internal database configuration in LDB special records such as @MODULES and @PARTITION. These records are not directory objects and should never be writable by a normal LDAP client. An authenticated low-privilege domain user can nevertheless modify them through LDAP. T...

Samba AD LDAP Compare filter injection and trusted-request

Description Samba's LDAP CompareRequest path contains two independent security flaws that can be combined by an authenticated attacker to construct a reliable oracle for protected confidential Active Directory attributes. 1. Filter Injection Flaw When processing an LDAP Compare request, Samba...

Important: sssd security, bug fix, and enhancement update

The System Security Services Daemon SSSD service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch NSS and the Pluggable Authentication Modules PAM interfaces toward the system, and a pluggable back-end system ...

July Microsoft Patch Tuesday

July Microsoft Patch Tuesday. In the second week of July, I was on vacation in St. Petersburg. After that, I got caught up with a bunch of other tasks, so I'm only publishing this roundup now. Better late than never, especially considering how unusual this MSPT turned out to be. 😉 In total, 571...

Certighost Exploit Lets Low-Privileged Active Directory Users Impersonate a Domain Controller

Researchers H0j3n and Aniq Fakhrul published a working exploit on July 24 that lets a low-privileged Active Directory user obtain a certificate for a Domain Controller and authenticate as that machine. They codenamed the flaw Certighost. Because Domain Controller accounts carry directory...

OESA-2026-3148 sssd security update

Provides a set of daemons to manage access to remote directories and authentication mechanisms. It provides an NSS and PAM interface toward the system and a pluggable back end system to connect to multiple different account sources. It is also the basis to provide client auditing and policy...

OESA-2026-3147 sssd security update

Provides a set of daemons to manage access to remote directories and authentication mechanisms. It provides an NSS and PAM interface toward the system and a pluggable back end system to connect to multiple different account sources. It is also the basis to provide client auditing and policy...

EUVD-2026-46164

Zohocorp ManageEngine ADSelfService Plus versions before 6524 are vulnerable to Multi Factor Authentication Bypass...

sssd: sssd: GPO cache path traversal via unsanitized gPCFileSysPath allows Kerberos authentication bypass

A path traversal flaw was found in SSSD's AD GPO provider. The adgpoextractsmbcomponents function does not sanitize .. sequences in the gPCFileSysPath LDAP attribute, allowing an attacker with AD GPO management access to write files outside the GPO cache directory as root. On default RHEL...

Important: sssd

Issue Overview: A flaw was found in sssd. When authenticating with a YubiKey, the SSSD PAM responder can crash due to a use-after-free vulnerability, where a memory pointer is incorrectly handled. A local attacker could exploit this flaw by manipulating smartcard or YubiKey contents, leading to a...

Nimux 1.0.2

Nimux is a native command surface for authorized security assessments. It combines network enumeration, credential validation, Active Directory operations, Kerberos workflows, remote execution, file movement, secrets collection, DCSync, GPO operations, database clients, and SOCKS routing into one...

The vulnerability of the Active Directory Federation Services (ADFS) allows a perpetrator to trigger a service failure.

The vulnerability of Active Directory Federation Services AD FS is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow a malicious actor to cause a service failure...

OESA-2026-3021 sssd security update

Provides a set of daemons to manage access to remote directories and authentication mechanisms. It provides an NSS and PAM interface toward the system and a pluggable back end system to connect to multiple different account sources. It is also the basis to provide client auditing and policy...

PT-2026-60486

Name of the Vulnerable Software and Affected Versions Microsoft Office 365 Integration plugin versions prior to 4.5.6 Microsoft Office 365 Integration plugin versions prior to 5.0.5 Microsoft Office 365 Integration plugin versions prior to 5.1.1 Description The Microsoft Office 365 Integration...

BIT-PROMETHEUS-2026-42151 Prometheus Azure AD remote write OAuth client secret exposed via config API

Prometheus is an open-source monitoring system and time series database. Prior to versions 3.5.3 and 3.11.3, the clientsecret field in the Azure AD remote write OAuth configuration storage/remote/azuread was typed as string instead of Secret. Prometheus redacts fields of type Secret when serving...

The vulnerability of Active Directory Domain Services (AD DS) on Windows operating systems allows a perpetrator to execute arbitrary code.

The vulnerability of Active Directory Domain Services AD DS on Windows operating systems is related to overflow of a buffer in dynamic memory. Exploiting this vulnerability allows an attacker to execute arbitrary code by sending specially crafted data...

The vulnerability of the Active Directory Federation Services (ADFS) for Windows operating systems allows a perpetrator to increase their privileges.

The vulnerability of the Active Directory Federation Services AD FS for Windows operating systems is related to deficiencies in access control mechanisms. Exploiting this vulnerability can allow attackers to increase their privileges...

Exploit for CVE-2026-50338

CVE-2026-50338 Spring Cloud Azure B2C Resource Server Cross-I...

Microsoft Patch Tuesday for July 2026 — Snort rules and prominent vulnerabilities

Microsoft has released its monthly security update for July 2026, which includes 622 vulnerabilities affecting a range of products, including 57 that Microsoft marked as "critical." Microsoft notes that two of the vulnerabilities disclosed this month have been exploited in the wild. CVE-2026-5615...

Microsoft Patches Record 622 Flaws, Including Two Zero-Days Under Active Attack

Microsoft shipped its largest Patch Tuesday on record today, and two of the fixes close holes that attackers are already exploiting. The release covers 622 of Microsoft's own CVEs by its Security Update Guide count, more than triple June's previous high of around 200. Those two live bugs are the...