CVE-2026-55201

CVE-2026-55201 affects Evil-WinRM (up to version 3.9). A path traversal in download_dir() can cause the server to generate filenames with traversal sequences from Get-ChildItem output, which are passed unsanitized to File.join(), enabling writes outside the intended download directory. Attackers ...

CVE-2026-55200 libssh2 - Out-of-Bounds Write via Unchecked packet_length in transport.c

libssh2 through 1.11.1, fixed in commit 7acf3df contains an out-of-bounds write vulnerability in ssh2transportread that fails to enforce upper bounds on packetlength field. Remote attackers can send crafted SSH packets with excessively large packetlength values to corrupt heap memory and achieve...

Out-of-bounds Write

Overview Affected versions of this package are vulnerable to Out-of-bounds Write through the ssh2transportread function in transport.c when processing SSH packets with excessively large packetlength values. An attacker can corrupt heap memory and potentially execute arbitrary code by sending...

CVE-2026-55200 libssh2 - Out-of-Bounds Write via Unchecked packet_length in transport.c

libssh2 through 1.11.1, fixed in commit 7acf3df contains an out-of-bounds write vulnerability in ssh2transportread that fails to enforce upper bounds on packetlength field. Remote attackers can send crafted SSH packets with excessively large packetlength values to corrupt heap memory and achieve...

EUVD-2026-37784

libssh2 through 1.11.1, fixed in commit 7acf3df contains an out-of-bounds write vulnerability in ssh2transportread that fails to enforce upper bounds on packetlength field. Remote attackers can send crafted SSH packets with excessively large packetlength values to corrupt heap memory and achieve...

DRUPAL-CORE-2026-005

SA-CORE-2019-003 added protection for fields that store serialized data to disallow direct writes via web services. The above fix did not cover all potential attack vectors for JSON:API. An attacker with appropriate JSON:API write permission could potentially inject a malicious payload in certain...

GHSA-8FQ9-273G-6MRG Avo: Missing Authorization in Avo Association Attach Endpoint Allows Unauthorized Relationship Manipulation and Privilege Escalation

Summary A critical missing authorization flaw exists in Avo's association attach workflow. The UI and GET /resources/:resource/:id/:related/new path can check attach?, but the actual write endpoint, POST /resources/:resource/:id/:related, does not run the same authorization check before mutating...

CVE-2026-39199

snes9x 1.63 allows an out-of-bounds write and denial of service via a crafted .ups file...

CVE-2026-2674

Out-of-bounds Write, Out-of-bounds Write, Out-of-bounds Write vulnerability in RTI Connext Professional Queueing Service,Core Libraries,Persistence Service allows Overflow Buffers, Overflow Buffers, Overflow Buffers.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 befo...

CVE-2026-39199

snes9x 1.63 allows an out-of-bounds write and denial of service via a crafted .ups file...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the handling of token scope restrictions in the /api/v1/user route group. An attacker can gain unauthorized access to or modify private account resources by using a token or OAuth grant marked as public-only,...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: out-of-bounds heap write in DRI2 DRIGetBuffers/DRIGetBuffersWithFormat

An out-of-bounds write flaw was found in the X.Org X server and Xwayland in DRIGetBuffers/DRIGetBuffersWithFormat. A client that requests multiple DRI2BufferBackLeft attachments and one DRI2BufferFrontLeft can trigger an out-of-bounds heap write. This may be used to crash the server, or for...

CVE-2026-2674 Out-of-bounds Write vulnerability in RTI Connext Professional (Queueing Service,Core Libraries,Persistence Service) allows Overflow Buffers.

Out-of-bounds Write, Out-of-bounds Write, Out-of-bounds Write vulnerability in RTI Connext Professional Queueing Service,Core Libraries,Persistence Service allows Overflow Buffers, Overflow Buffers, Overflow Buffers.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 befo...

CVE-2026-2674

This CVE-2026-2674 describes an out-of-bounds write in RTI Connext Professional components (Queueing Service, Core Libraries, Persistence Service). Affected versions include Connext Professional 7.4.0–7.6.x (before 7.7.0), 7.0.0–7.3.1.3, and 6.1.x (before 6.1.*). The root cause is an out-of-bound...

CVE-2026-20220

A vulnerability in the web-based management interface of Cisco Crosswork Network Controller could allow an authenticated, remote attacker to execute arbitrary commands on an affected device. This vulnerability is due to insufficient input validation in the configuration template engine of the...

EUVD-2026-37750

A vulnerability in the web-based management interface of Cisco Crosswork Network Controller could allow an authenticated, remote attacker to execute arbitrary commands on an affected device. This vulnerability is due to insufficient input validation in the configuration template engine of the...

CVE-2026-20220 Cisco Crosswork Network Controller Remote Code Execution Vulnerability

A vulnerability in the web-based management interface of Cisco Crosswork Network Controller could allow an authenticated, remote attacker to execute arbitrary commands on an affected device. This vulnerability is due to insufficient input validation in the configuration template engine of the...

CVE-2026-20220

Cisco CVE-2026-20220 affects the web-based management interface of Cisco Crosswork Network Controller. The root cause is insufficient input validation in the configuration template engine. An authenticated attacker with write permissions to a template user can send crafted requests to execute arb...

CVE-2025-71321 picklescan - Arbitrary File Writing via distutils Module Bypass

picklescan before 0.0.33 contains an arbitrary file writing vulnerability that allows attackers to bypass the dangerous blocklist by using distutils.fileutil.writefile. Attackers can construct malicious pickle objects to overwrite critical system files and achieve denial of service or remote code...

EUVD-2025-210268

picklescan before 0.0.33 contains an arbitrary file writing vulnerability that allows attackers to bypass the dangerous blocklist by using distutils.fileutil.writefile. Attackers can construct malicious pickle objects to overwrite critical system files and achieve denial of service or remote code...