GHSA-73MF-M39P-WPM9 Yamcs vulnerable to Remote Code Execution via instance-template argument YAML injection (createInstance)

Summary templateArgs sent to POST /api/instances and PATCH /api/instances/instance are written into the rendered instance config as raw text, then parsed as YAML and loaded. Yamcs instantiates each services: entry by its class:, so injecting YAML through a template arg lets you add a services:...

Improper Neutralization of Special Elements Used in a Template Engine

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements Used in a Template Engine via the templateArgs parameter in the createInstance process. An attacker can execute arbitrary commands on the host system by injecting malicious YAML content that...

CVE-2026-55559 Yamcs: Remote Code Execution via instance-template argument YAML injection (createInstance)

Yamcs is a mission control framework. Prior to 5.12.8 and 5.13.2, Yamcs inserts templateArgs from POST /api/instances and PATCH /api/instances/instance into YAML through VarStatement.append in yamcs-core/src/main/java/org/yamcs/templating/VarStatement.java without YAML-context escaping. The...

CVE-2026-55559

CVE-2026-55559 is a Critical (CVSS 9.8) remote code execution vulnerability in Yamcs (mission control framework) prior to versions 5.12.8 and 5.13.2 . The root cause is that templateArgs submitted via POST /api/instances or PATCH /api/instances/{instance} are appended into the rendered YAML confi...

EUVD-2026-67843

Yamcs is a mission control framework. Prior to 5.12.8 and 5.13.2, Yamcs inserts templateArgs from POST /api/instances and PATCH /api/instances/instance into YAML through VarStatement.append in yamcs-core/src/main/java/org/yamcs/templating/VarStatement.java without YAML-context escaping. The...

CVE-2026-55559 Yamcs: Remote Code Execution via instance-template argument YAML injection (createInstance)

Yamcs is a mission control framework. Prior to 5.12.8 and 5.13.2, Yamcs inserts templateArgs from POST /api/instances and PATCH /api/instances/instance into YAML through VarStatement.append in yamcs-core/src/main/java/org/yamcs/templating/VarStatement.java without YAML-context escaping. The...

Trestle has Server-Side Template Injection (SSTI) via Recursive Template Re-evaluation of Untrusted Data

Impact A Server-Side Template Injection SSTI vulnerability exists in multiple locations of trestle's Jinja2 rendering pipeline due to a systemic pattern: untrusted data is re-parsed as Jinja2 template source code without sandboxing. This advisory tracks the root cause across all affected code...

EUVD-2026-66209

Trestle has Server-Side Template Injection SSTI via Recursive Template Re-evaluation of Untrusted Data...

GHSA-JW39-3688-R4RX Trestle has Server-Side Template Injection (SSTI) via Recursive Template Re-evaluation of Untrusted Data

Impact A Server-Side Template Injection SSTI vulnerability exists in multiple locations of trestle's Jinja2 rendering pipeline due to a systemic pattern: untrusted data is re-parsed as Jinja2 template source code without sandboxing. This advisory tracks the root cause across all affected code...

CVE-2026-75486

Synk Sweater Comb (Snyk) before 3.8.8 contains a command injection vulnerability. The root cause is in the expectGitBranch() function in src/lint.ts, which passes an unsanitized branch name—sourced from the linters..optic-ci.original field in the .vervet.yaml configuration file—directly into chil...

EUVD-2026-67789

Synk Sweater Comb before 3.8.8 contains a command injection vulnerability that allows an attacker who controls the .vervet.yaml configuration file to execute arbitrary OS commands by injecting malicious input into the linters..optic-ci.original branch name field. The expectGitBranch function in...

WordPress Tutor LMS plugin <= 4.0.5 - Unauthenticated Remote Code Execution via 'template' and 'data' POST Parameters vulnerability

Unauthenticated Remote Code Execution via 'template' and 'data' POST Parameters vulnerability discovered by Slopothecary in WordPress Plugin Tutor LMS versions = 4.0.5...

CVE-2026-38725

xipblog module v2.0.1 and before for PrestaShop allows unauthenticated remote attackers to inject arbitrary JavaScript via the name and content parameters in ajax.php. The input is stored in the database without HTML sanitization and rendered in Smarty templates without output escaping, resulting...

PT-2026-83131

xipblog module v2.0.1 and before for PrestaShop allows unauthenticated remote attackers to inject arbitrary JavaScript via the name and content parameters in ajax.php. The input is stored in the database without HTML sanitization and rendered in Smarty templates without output escaping, resulting...

PT-2026-83250

Yamcs is a mission control framework. Prior to 5.12.8 and 5.13.2, Yamcs inserts templateArgs from POST /api/instances and PATCH /api/instances/instance into YAML through VarStatement.append in yamcs-core/src/main/java/org/yamcs/templating/VarStatement.java without YAML-context escaping. The...

PT-2026-83273

Synk Sweater Comb before 3.8.8 contains a command injection vulnerability that allows an attacker who controls the .vervet.yaml configuration file to execute arbitrary OS commands by injecting malicious input into the linters..optic-ci.original branch name field. The expectGitBranch function in...

MiracleLinux 9 : golang-1.26.7-1.el9_8 (AXSA:2026-1689:09)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1689:09 advisory. encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal CVE-2026-33818 net/url: golang: golang net/url: Deni...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: velocity (UTSA-2024-005626)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2024-005626 advisory. An attacker that is able to modify Velocity templates may execute arbitrary Java code or run arbitrary system commands with the same privileges as the account runnin...

CVE-2026-81497

GHSA-4qxq-p5hm-3q3p: Arbitrary host file read+write via VM template path traversal...

GHSA-6WVF-77M9-58RM LiteLLM vulnerable to server-side template injection in the /prompts/test endpoint

BerriAI litellm =1.82.4 is vulnerable to Server-Side Template Injection SSTI, which allows unauthenticated remote attackers to execute arbitrary OS commands via a crafted dotpromptcontent parameter in the /prompts/test endpoint due to use of an unsandboxed jinja2.Environment...