CVE-2026-59846

A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior...

CVE-2026-59846 Libssh: libssh: information disclosure via proxycommand %r username expansion

A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior...

CVE-2026-59846 Libssh: libssh: information disclosure via proxycommand %r username expansion

A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior...

EUVD-2026-46254

A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior...

CVE-2026-59846

A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior. Mitigation Make sure you are not executing connections with untrusted username inputs...

PT-2026-62102

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description Unvalidated input in asset filter parameters allows shell metacharacters to escape command argument handling. This leads to remote code execution as a...

PT-2026-61936

Name of the Vulnerable Software and Affected Versions libssh affected versions not specified Description A flaw exists in the handling of ProxyCommand where a malicious username expanded through the %r variable can inject shell metacharacters. This can lead to the exposure of environment variable...

PT-2026-62105

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description The audit file upload handler fails to sanitize filenames, which allows shell metacharacters to be passed into system command execution. This input validation...

GHSA-HP3V-MFQW-H74C @astrojs/netlify generates an overly-broad Netlify Image CDN allowlist because remotePatterns.pathname metacharacters are not escaped

Summary The @astrojs/netlify adapter converts each image.remotePatterns entry into a regular expression that is written to .netlify/v1/config.json under images.remoteimages. Netlify's Image CDN uses these regexes as the allowlist that decides which remote image URLs it will optimize...

@astrojs/netlify generates an overly-broad Netlify Image CDN allowlist because remotePatterns.pathname metacharacters are not escaped

Summary The @astrojs/netlify adapter converts each image.remotePatterns entry into a regular expression that is written to .netlify/v1/config.json under images.remoteimages. Netlify's Image CDN uses these regexes as the allowlist that decides which remote image URLs it will optimize...

Command Injection

Overview Affected versions of this package are vulnerable to Command Injection via incomplete sanitization of user-supplied commands in the terminal process. An attacker can execute arbitrary operating system commands as the web server user by injecting shell metacharacters such as single pipe |,...

CVE-2026-52891

Wekan is open source kanban built with Meteor. Prior to 9.07, Wekan avatar upload functionality embeds user-supplied filenames into paths later passed to childprocess.exec for MIME-type detection. Because models/avatars.js and models/fileValidation.js used a shell command with the avatar filename...

PYSEC-2026-2519 OpenStack Horizon RC file generation does not escape special characters in project names

OpenStack Horizon before 25.7.4 produces scripts for OpenStack RC file downloading that may have a crafted project name with shell metacharacters. NOTE: some parties consider this a security hardening opportunity to address certain types of user error, not a vulnerability...

PYSEC-2026-2475 FastMCP has a Command Injection vulnerability - Gemini CLI

Server names containing shell metacharacters e.g., & can cause command injection on Windows when passed to fastmcp install claude-code or fastmcp install gemini-cli. These install paths use subprocess.run with a list argument, but on Windows the target CLIs often resolve to .cmd wrappers that are...

CVE-2026-61498 Vitec Flamingo 4.12.2 Unauthenticated OS Command Injection via gen_graphs.php

Vitec Flamingo 4.12.2 contains an unauthenticated OS command injection vulnerability in the admin/ajax/gengraphs.php endpoint that allows remote unauthenticated attackers to execute arbitrary commands by supplying shell metacharacters in the start, end, key, or format HTTP GET parameters. Attacke...

CVE-2026-61498 Vitec Flamingo 4.12.2 Unauthenticated OS Command Injection via gen_graphs.php

Vitec Flamingo 4.12.2 contains an unauthenticated OS command injection vulnerability in the admin/ajax/gengraphs.php endpoint that allows remote unauthenticated attackers to execute arbitrary commands by supplying shell metacharacters in the start, end, key, or format HTTP GET parameters. Attacke...

EulerOS 2.0 SP12 : openssh (EulerOS-SA-2026-2550)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the...

PYSEC-2026-3390 Tryton vulnerable to arbitrary command execution

The safeeval function in trytond in Tryton before 2.4.15, 2.6.x before 2.6.14, 2.8.x before 2.8.11, 3.0.x before 3.0.7, and 3.2.x before 3.2.3 allows remote authenticated users to execute arbitrary commands via shell metacharacters in 1 the collection.domain in the webdav module or 2 the formula...

CVE-2026-55437

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.17, 2.32.7, 2.33.8, and 2.34.2, the AgentLogLine dashboard component instantiated ansi-to-html without escapeXML: true and inserted the result via dangerouslySetInnerHTML so HTML embedded...

CVE-2026-55437

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.17, 2.32.7, 2.33.8, and 2.34.2, the AgentLogLine dashboard component instantiated ansi-to-html without escapeXML: true and inserted the result via dangerouslySetInnerHTML so HTML embedded...