CVE-2026-53632

CVE-2026-53632 affects the npm package launch-editor . Before version 2.14.1, it can open arbitrary paths including Windows UNC paths; when a UNC path is opened Windows triggers NTLM authentication to the remote host, causing the user’s NTLMv2 password hash to be leaked to an attacker-controlled ...

CVE-2026-48818

Starlette is a lightweight ASGI framework/toolkit. In versions 1.0.1 and earlier, StaticFiles on Windows is vulnerable to SSRF. An UNC path such as \attacker.com\share can cause os.path.realpath to initiate an outbound SMB connection before the path is rejected, exposing the service account’s...

EUVD-2026-37773

Starlette is a lightweight ASGI framework/toolkit. In versions 1.0.1 and earlier, StaticFiles on Windows is vulnerable to SSRF. An UNC path such as \attacker.com\share can cause os.path.realpath to initiate an outbound SMB connection before the path is rejected, exposing the service account’s...

NPM: launch-editor: NTLMv2 hash disclosure via UNC path handling on Windows

NPM: launch-editor: NTLMv2 hash disclosure via UNC path handling on Windows vulnerability discovered by ? in WordPress Npm vite versions = 6.4.2...

GHSA-V6WH-96G9-6WX3 launch-editor: NTLMv2 hash disclosure via UNC path handling on Windows

Summary The launch-editor NPM package accesses arbitrary paths including Windows UNC paths. When a UNC path is opened, Windows automatically attempts NTLM authentication to the remote host, causing the user’s NTLMv2 password hash to be leaked to an attacker-controlled SMB server. This can result ...

launch-editor: NTLMv2 hash disclosure via UNC path handling on Windows

Summary The launch-editor NPM package accesses arbitrary paths including Windows UNC paths. When a UNC path is opened, Windows automatically attempts NTLM authentication to the remote host, causing the user’s NTLMv2 password hash to be leaked to an attacker-controlled SMB server. This can result ...

External Control of File Name or Path

Overview org.webjars.npm:launch-editor is a launch editor from node.js Affected versions of this package are vulnerable to External Control of File Name or Path in the handling of UNC paths on Windows systems. An attacker can obtain NTLMv2 password hashes by tricking a user into accessing a...

CVE-2026-39908

OpenBullet2 through version 0.3.2 on Windows contains a credential disclosure vulnerability that allows remote attackers to capture the NTLMv2 hash of the process user by configuring a job proxy source with a UNC path pointing to an attacker-controlled server. When the job starts, the application...

PT-2026-47344

OpenBullet2 through version 0.3.2 on Windows contains a credential disclosure vulnerability that allows remote attackers to capture the NTLMv2 hash of the process user by configuring a job proxy source with a UNC path pointing to an attacker-controlled server. When the job starts, the application...

Windows Notepad WebDAV UNC Reference Markdown File Generator

This Metasploit auxiliary module is a file-format generation tool intended for security testing of a CVE-2026-20841 related to Windows Notepad Markdown handling. It produces a Markdown file containing a UNC WebDAV-style path embedded as a clickable link for behavioral analysis...

Unpatched Windows Search URI Vulnerability Lets Attackers Steal NTLMv2 Hashes

Cybersecurity researchers have disclosed details of an unpatched issue that could be exploited to disclose a user's NTLMv2 hash to the attacker. Like in the case of CVE-2026-33829, which impacted the Windows Snipping Tool's ms-screensketch: URI handler, the newly flagged issue resides in the...

📄 Windows Shell LNK Spoofing / NTLMv2 Hash Capture

A spoofing vulnerability in Windows Shell File Explorer allows an attacker to capture NTLMv2 hashes without user interaction. By crafting a malicious .lnk shortcut file with a UNC path pointing to an attacker-controlled SMB server, the target's Windows system automatically sends an NTLMv2...

CLSA-2026-1777946314 httpd: Fix of 4 CVEs

CVE-2024-42516: fix HTTP response splitting in core via Content-Type response header headerfilter rewrite - CVE-2024-43204: prevent SSRF via modheaders RequestHeader set/edit Content-Type modifying response headers - CVE-2024-43394: expand UNC path checking with new apstatcheck helper Linux:...

Exploit for External Control of File Name or Path in Microsoft

CVE-2025-24054 PoC A simple Proof of Concept for CVE-2025-2...

CVE-2026-39906

Unisys WebPerfect Image Suite versions 3.0.3960.22810 and 3.0.3960.22604 expose a deprecated .NET Remoting TCP channel that allows remote unauthenticated attackers to leak NTLMv2 machine-account hashes by supplying a Windows UNC path as a target file argument through object-unmarshalling...

CVE-2026-39906

Unisys WebPerfect Image Suite versions 3.0.3960.22810 and 3.0.3960.22604 expose a deprecated .NET Remoting TCP channel that allows remote unauthenticated attackers to leak NTLMv2 machine-account hashes by supplying a Windows UNC path as a target file argument through object-unmarshalling...

CVE-2026-39906

Unisys WebPerfect Image Suite versions 3.0.3960.22810 and 3.0.3960.22604 expose a deprecated .NET Remoting TCP channel that allows remote unauthenticated attackers to leak NTLMv2 machine-account hashes by supplying a Windows UNC path as a target file argument through object-unmarshalling...

CVE-2026-39906

CVE-2026-39906 affects Unisys WebPerfect Image Suite v3.0.3960.22810 and v3.0.3960.22604. The root cause is exposure of a deprecated .NET Remoting TCP channel, enabling remote unauthenticated attackers to leak NTLMv2 machine-account hashes by passing a Windows UNC path as a target file argument v...

SiYuan Affected by Zero-Click NTLM Hash Theft and Blind SSRF via Mermaid Diagram Rendering

SiYuan configures Mermaid.js with securityLevel: "loose" and htmlLabels: true. In this mode, tags with src attributes survive Mermaid's internal DOMPurify and land in SVG blocks. The SVG is injected via innerHTML with no secondary sanitization. When a victim opens a note containing a malicious...

CVE-2026-40107

Summary: SiYuan before 3.6.4 configures Mermaid.js with securityLevel: loose and htmlLabels: true, allowing tags to survive DOMPurify and land in SVG blocks. The SVG is injected via innerHTML with no secondary sanitization. When a user opens a note containing a malicious Mermaid diagram, the El...