Pre-Auth Takeover of Build Pipelines in GoCD

GoCD contains a critical information disclosure vulnerability whose exploitation allows unauthenticated attackers to leak configuration information including build secrets and encryption keys. id: CVE-2021-43287 info: name: Pre-Auth Takeover of Build Pipelines in GoCD author: dhiyaneshDk severity...

Jira Server Pre-Auth - Arbitrary File Retrieval (WEB-INF, META-INF)

The CachingResourceDownloadRewriteRule class in Jira Server and Jira Data Center allowed unauthenticated remote attackers to read arbitrary files within WEB-INF and META-INF directories via an incorrect path access check. id: CVE-2020-29453 info: name: Jira Server Pre-Auth - Arbitrary File...

Microsoft Exchange - Pre-Auth SSRF / ACL Bypass (ProxyNotFound)

Microsoft Exchange Server contains a remote code execution caused by improper input validation in the server component, letting remote attackers execute arbitrary code, exploit requires network access to the server. id: CVE-2021-28480 info: name: Microsoft Exchange - Pre-Auth SSRF / ACL Bypass...

CVE-2026-54538 xrdp: Pre-auth infinite loop via totalLength=0 in TS_SHARECONTROLHEADER

xrdp is an open source RDP server. In versions 0.10.6 and prior, a n issue was discovered where the software fails to properly validate the totalLength field within the RDP protocol control header during packet reception. An unauthenticated remote attacker can exploit this vulnerability by sendin...

CVE-2026-54538

CVE-2026-54538 affects xrdp up to version 0.10.6, where the server fails to validate the totalLength field in the RDP protocol control header. An unauthenticated attacker can send a crafted packet that makes the xrdp process enter an infinite, CPU‑bound loop, due to a pointer not advancing and by...

CVE-2026-64620 FreeRDP before 3.28.0 Heap Buffer Overflow via crypto_rsa_common

FreeRDP before 3.28.0 affected outlength, so out-of-bounds bytes are written before the bounds check. On the server side, when a client selects RDP Standard Security, the encrypted client random is decrypted into a fixed 32-byte buffer. Because the server publishes its RSA public key, an...

Exploit for CVE-2026-60137

wp2shell-detect Blackbox, non-intrusive detector for wp...

wp2shell-PoC

wp2shell — CVE-2026-63030 + CVE-2026-60137 WordPress Pre-Auth...

CVE-2026-15720

In Open5GS through version 2.7.7 a pre-authentication heap out-of-bounds read in the AMF NAS 5GS mobile-identity handler may result in subscriber-wide denial of service...

CVE-2026-15720

Open5GS up to version 2.7.7 is affected by a pre-authentication heap out-of-bounds read in the AMF NAS 5GS mobile-identity handler, which may cause subscriber-wide denial of service. The CVE entry consolidates this as CVE-2026-15720. The connected sources (NVD/NVD CVE records) confirm the vulnera...

CVE-2026-15720 Pre-auth heap out-of-bounds read in the AMF NAS 5GS mobile-identity handler

In Open5GS through version 2.7.7 a pre-authentication heap out-of-bounds read in the AMF NAS 5GS mobile-identity handler may result in subscriber-wide denial of service...

NATS Server: Pre-auth server crash via double INFO in leafnode handshake

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EUVD-2026-42380

NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.12.8 and 2.11.17, an unauthenticated peer with network access to a leafnode listener with compression enabled could crash the server during the pre-authentication leafnode handshake by...

CVE-2026-40139

A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support. Improper processing of authentication requests may allow an unauthenticated remote attacker to bypass access controls and gain unauthorized access to the appliance, including accounts...

CVE-2026-40139

BeyondTrust Remote Support authentication subsystem contains a critical pre-authentication vulnerability (CVE-2026-40139). Improper processing of authentication requests may allow an unauthenticated remote attacker to bypass access controls and gain unauthorized access to the appliance, including...

EUVD-2026-41887

A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support. Improper processing of authentication requests may allow an unauthenticated remote attacker to bypass access controls and gain unauthorized access to the appliance, including accounts...

EUVD-2026-41886

A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support and Privileged Remote Access. Improper validation of authentication data may allow a network-positioned attacker to bypass access controls and gain unauthorized access to the appliance...

CVE-2026-40138 Critical Pre-Authentication Vulnerability in BeyondTrust Remote Support and Privileged Remote Access

A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support and Privileged Remote Access. Improper validation of authentication data may allow a network-positioned attacker to bypass access controls and gain unauthorized access to the appliance...

CVE-2026-7840 UltraVNC repeater HTTP server global buffer overflow via long URI (pre-auth RCE)

UltraVNC repeater through 1.8.2.2 contains a global buffer overflow in its embedded HTTP administration server. The functions wisenderr and wireplyhdr in repeater/webgui/webutils.c write the caller-supplied HTTP request URI into a fixed 1000-byte global buffer hdrbuf via unchecked sprintf calls...

CVE-2026-7840

CVE-2026-7840 (UltraVNC repeater) : A global buffer overflow in the embedded HTTP administration server affects UltraVNC repeater versions up to 1.8.2.2. The functions wi_senderr() and wi_replyhdr() copy the caller-supplied HTTP request URI into a fixed 1000-byte buffer (hdrbuf) using unchecked s...