CVE-2023-35926

Backstage is an open platform for building developer portals. The Backstage scaffolder-backend plugin uses a templating library that requires sandbox, as it by design allows for code injection. The library used for this sandbox so far has been vm2, but in light of several past vulnerabilities and...

CVE-2021-43776

Backstage is an open platform for building developer portals. In affected versions the auth-backend plugin allows a malicious actor to trick another user into visiting a vulnerable URL that executes an XSS attack. This attack can potentially allow the attacker to exfiltrate access tokens or other...

CVE-2021-32661

Backstage is an open platform for building developer portals. In versions of Backstage's Techdocs Plugin @backstage/plugin-techdocs prior to 0.9.5, a malicious internal actor can potentially upload documentation content with malicious scripts by embedding the script within an object element. This...

CVE-2021-32660

Backstage is an open platform for building developer portals, and techdocs-common contains common functionalities for Backstage's TechDocs. In versions of @backstage/tehdocs-common prior to 0.6.4, a malicious internal actor is able to upload documentation content with malicious scripts. These...

CVE-2021-43783

@backstage/plugin-scaffolder-backend is the backend for the default Backstage software templates. In affected versions a malicious actor with write access to a registered scaffolder template is able to manipulate the template in a way that writes files to arbitrary paths on the scaffolder-backend...

Malicious code in backstage-plugin-kubernetes-backend (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 7d5e128ce958505a3df2acbdc6b87aaf80b05e6b5a1dec494681ab2ceced6a0f Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

CVE-2025-32791

The Backstage Scaffolder plugin houses types and utilities for building scaffolder-related modules. A vulnerability in the Backstage permission plugin backend allows callers to extract some information about the conditional decisions returned by the permission policy installed in the permission...

CVE-2025-32791

The Backstage Scaffolder plugin houses types and utilities for building scaffolder-related modules. A vulnerability in the Backstage permission plugin backend allows callers to extract some information about the conditional decisions returned by the permission policy installed in the permission...

CVE-2025-32791 Permission policy information leakage in Backstage permission system

The Backstage Scaffolder plugin houses types and utilities for building scaffolder-related modules. A vulnerability in the Backstage permission plugin backend allows callers to extract some information about the conditional decisions returned by the permission policy installed in the permission...

CVE-2025-32791 Permission policy information leakage in Backstage permission system

The Backstage Scaffolder plugin houses types and utilities for building scaffolder-related modules. A vulnerability in the Backstage permission plugin backend allows callers to extract some information about the conditional decisions returned by the permission policy installed in the permission...

CVE-2025-32791

The CVE-2025-32791 relates to information leakage in the Backstage permission backend (Backstage permission plugin). Affected component: the permission backend’s handling of conditional decisions. Root cause (as described): callers can extract information about conditional decisions returned by t...

CVE-2025-32791 Permission policy information leakage in Backstage permission system

The Backstage Scaffolder plugin houses types and utilities for building scaffolder-related modules. A vulnerability in the Backstage permission plugin backend allows callers to extract some information about the conditional decisions returned by the permission policy installed in the permission...

Permission policy information leakage in Backstage permission system

Impact A vulnerability in the Backstage permission plugin backend allows callers to extract some information about the conditional decisions returned by the permission policy installed in the permission backend. If the permission system is not in use or if the installed permission policy does not...

GHSA-F8J4-P5CR-P777 Permission policy information leakage in Backstage permission system

Impact A vulnerability in the Backstage permission plugin backend allows callers to extract some information about the conditional decisions returned by the permission policy installed in the permission backend. If the permission system is not in use or if the installed permission policy does not...

Backstage 安全漏洞

Backstage is a Backstage open source application. Backstage is an open platform for building developer portals. Backstage 0.6.0 before the version of a security vulnerability , the vulnerability stems from the permissions plug-in back-end information leakage , which may lead to the exposure of...

PT-2025-16909

Name of the Vulnerable Software and Affected Versions Backstage permission plugin backend versions prior to 0.6.0 Description A vulnerability in the Backstage permission plugin backend allows callers to extract some information about the conditional decisions returned by the permission policy...

Server Side Request Forgery (SSRF)

@backstage/plugin-scaffolder-node is vulnerable to Server-Side Template Injection SSTI. The vulnerability is due to improper handling of template functionality in the Backstage Scaffolder plugin, which allows Server-Side Template Injection SSTI to be exploited for Git config injection...

The vulnerability of Backstage’s portal-building platform lies in its uncontrolled modification of object prototype attributes, allowing attackers to trigger service failures.

The vulnerability of the Backstage developer portal-building platform lies in the uncontrolled modification of object prototype attributes. Exploiting this vulnerability allows a malicious actor, operating remotely, to cause service failures by sending a specially crafted API request...

The vulnerability of the AWS S3 platform’s module for developer portals allows attackers to bypass security restrictions and gain unauthorized access to protected information.

The vulnerability of the AWS S3 platform’s module for developer portals developed by Backstage relates to an incorrect restriction on the path name to the restricted catalog. Exploiting this vulnerability allows a malicious actor to bypass security restrictions and gain unauthorized access to...

The vulnerability of the TechDocs module of the Backstage developer portal allows attackers to perform cross-site scripting attacks.

The vulnerability of the TechDocs module of the Backstage developer portal platform relates to the lack of measures taken to protect the website structure. Exploiting this vulnerability allows a malicious actor to perform cross-site scripting attacks remotely...