GhostLock: SMB Deny-Share Handles As a Zero-Privilege Availability Weapon

GhostLock demonstrates that a low-privileged Windows domain user with standard read access to an SMB share can produce ransomware-equivalent organizational availability impact with zero writes, zero encryption, and zero signals in every behavioral defense the modern enterprise security stack...

Insecure Direct Object Reference (IDOR)

File Browser is vulnerable to an Insecure Direct Object Reference IDOR. The vulnerability is due to insufficient authorization checks in the share deletion functionality, which allows an authenticated attacker with share permissions to delete other users’ shared links by exploiting improper acces...

CVE-2026-6805

Vulnerability on the external sharing feature in Cryptobox allows an attacker knowing a sharing link URL to retrieve information from the server allowing an offline brute-force attack of the access code associated to this sharing link...

GHSA-MMPX-JH39-WRV6 FileBrowser Vulnerable to Stored XSS via SVG File in Public Share (Missing CSP Header)

Summary FileBrowser Quantum serves inline SVG files without a Content-Security-Policy header, allowing embedded JavaScript in SVG files to execute when accessed via public share links. Verified on v1.3.0-stable. Affected product - Product: FileBrowser Quantum gtsteffaniak/filebrowser - Verified...

FileBrowser Vulnerable to Stored XSS via SVG File in Public Share (Missing CSP Header)

Summary FileBrowser Quantum serves inline SVG files without a Content-Security-Policy header, allowing embedded JavaScript in SVG files to execute when accessed via public share links. Verified on v1.3.0-stable. Affected product - Product: FileBrowser Quantum gtsteffaniak/filebrowser - Verified...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the path parameter in the DELETE API endpoints. An attacker can delete arbitrary files outside the intended shared directory by supplying crafted path traversal sequences, resulting in unauthorized data loss and...

GHSA-FWJ3-42WH-8673 FileBrowser Public Share DELETE API Path Traversal Allows Unauthenticated Arbitrary File Deletion

Summary Attacker-controlled path input is joined with a trusted base path prior to sanitization, allowing traversal sequences e.g., ../ to escape the intended shared directory. As a result, an unauthenticated attacker possessing a valid public share hash with delete permissions enabled can delete...

FileBrowser Public Share DELETE API Path Traversal Allows Unauthenticated Arbitrary File Deletion

Summary Attacker-controlled path input is joined with a trusted base path prior to sanitization, allowing traversal sequences e.g., ../ to escape the intended shared directory. As a result, an unauthenticated attacker possessing a valid public share hash with delete permissions enabled can delete...

Exploit for Incorrect Authorization in Hyland Alfresco_Content_Services

CVE-2026-26336 — Alfresco Share Unauthenticated File Read...

GHSA-M68R-V472-JGQ9 JupyterHub has cross-origin form POSTs bypass XSRF (CWE-352)

Summary JupyterHub's XSRF protection updated in 4.1.0 inappropriately treated requests with Sec-Fetch-Mode: no-cors as same-origin requests, which they are not, bypassing XSRF checks. The JSON API is not affected, only HTTP form endpoints, such as /hub/spawn and /hub/accept-share, meaning attacke...

JupyterHub has cross-origin form POSTs bypass XSRF (CWE-352)

Summary JupyterHub's XSRF protection updated in 4.1.0 inappropriately treated requests with Sec-Fetch-Mode: no-cors as same-origin requests, which they are not, bypassing XSRF checks. The JSON API is not affected, only HTTP form endpoints, such as /hub/spawn and /hub/accept-share, meaning attacke...

PT-2026-37244

Name of the Vulnerable Software and Affected Versions JupyterHub versions 4.1.0 through 5.4.4 Description XSRF protection inappropriately treated requests containing the Sec-Fetch-Mode: no-cors header as same-origin requests, allowing the bypass of XSRF checks. This affects HTTP form endpoints,...

SUSE CVE-2026-31707

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate response sizes in ipcvalidatemsg ipcvalidatemsg computes the expected message size for each response type by adding or multiplying attacker-controlled fields from the daemon response to a fixed struct size in...

curl: libcurl: Wrong file transfer due to incorrect SMB connection reuse

A flaw was found in libcurl. Due to a logical error in the connection reuse mechanism for SMB Server Message Block transfers, libcurl might reuse an existing SMB connection with a different share than intended. This vulnerability, categorized as CWE-488 Exposure of Data Element to Wrong Session,...

CVE-2026-31707

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate response sizes in ipcvalidatemsg ipcvalidatemsg computes the expected message size for each response type by adding or multiplying attacker-controlled fields from the daemon response to a fixed struct size in...

CVE-2026-31707

The CVE-2026-31707 issue affects the Linux kernel ksmbd component. The overflow vulnerability in ipc_validate_msg() arises from arithmetic on attacker-controlled fields when computing per-response message sizes, allowing wraparound in three cases (RPC_REQUEST, SHARE_CONFIG_REQUEST, LOGIN_REQUEST_...

EUVD-2026-26516

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate response sizes in ipcvalidatemsg ipcvalidatemsg computes the expected message size for each response type by adding or multiplying attacker-controlled fields from the daemon response to a fixed struct size in...

CVE-2026-31707 ksmbd: validate response sizes in ipc_validate_msg()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate response sizes in ipcvalidatemsg ipcvalidatemsg computes the expected message size for each response type by adding or multiplying attacker-controlled fields from the daemon response to a fixed struct size in...

CVE-2026-31707 ksmbd: validate response sizes in ipc_validate_msg()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate response sizes in ipcvalidatemsg ipcvalidatemsg computes the expected message size for each response type by adding or multiplying attacker-controlled fields from the daemon response to a fixed struct size in...

WordPress Share This Image plugin <= 2.07 - Unauthenticated Reflected Cross-Site Scripting vulnerability

Unauthenticated Reflected Cross-Site Scripting vulnerability discovered by Asaf Mozes in WordPress Plugin Share This Image versions = 2.07...