Duplicate Advisory: Keycloak vulnerable to cross-site scripting (xss) via case-insensitive uri validation bypass

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-v3f7-2p4r-mwfw. This link is maintained to preserve external references. Original Description A flaw was found in Keycloak. A remote attacker with administrative privileges, specifically those with manage-client...

GO-2026-5151 Gotenberg has case-insensitive URL scheme that bypasses webhook and downloadFrom deny-list SSRF protection in github.com/gotenberg/gotenberg

Gotenberg has case-insensitive URL scheme that bypasses webhook and downloadFrom deny-list SSRF protection in github.com/gotenberg/gotenberg...

keycloak: Keycloak: Cross-site scripting (XSS) via case-insensitive URI validation bypass

A flaw was found in Keycloak. A remote attacker with administrative privileges, specifically those with manage-client permission or access to client registration endpoints, could bypass client Uniform Resource Identifier URI validation. This is achieved by registering a malicious client with a...

CVE-2026-9086

A flaw was found in Keycloak. A remote attacker with administrative privileges, specifically those with manage-client permission or access to client registration endpoints, could bypass client Uniform Resource Identifier URI validation. This is achieved by registering a malicious client with a...

CVE-2026-9086

Keycloak contains a cross-site scripting vulnerability (CVE-2026-9086) where an attacker with manage-client or client-registration access can bypass URI validation by registering a malicious redirect URI using a case-insensitive javascript: or data: scheme. This allows arbitrary code execution in...

CVE-2026-9086

A flaw was found in Keycloak. A remote attacker with administrative privileges, specifically those with manage-client permission or access to client registration endpoints, could bypass client Uniform Resource Identifier URI validation. This is achieved by registering a malicious client with a...

CVE-2026-9086 Keycloak: keycloak: cross-site scripting (xss) via case-insensitive uri validation bypass

A flaw was found in Keycloak. A remote attacker with administrative privileges, specifically those with manage-client permission or access to client registration endpoints, could bypass client Uniform Resource Identifier URI validation. This is achieved by registering a malicious client with a...

CVE-2026-9086

A flaw was found in Keycloak. A remote attacker with administrative privileges, specifically those with manage-client permission or access to client registration endpoints, could bypass client Uniform Resource Identifier URI validation. This is achieved by registering a malicious client with a...

Cross-site Scripting (XSS)

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the client URI validation process. An attacker can execute arbitrary scripts in...

Tool Use Enables Undetectable Steganography in Multi-Agent LLM Systems

Increasingly autonomous agentic AI systems pose novel multi-agent risks, such as secret collusion via covert communication channels. The natural defence to these collusion attempts is to monitor plain-text communication, but the efficacy of monitors has been called into doubt by increasingly...

PT-2026-52506

Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description An issue exists where a remote attacker with administrative privileges, specifically those with manage-client permission or access to client registration endpoints, can bypass client Uniform...

CVE-2026-9086: Improper Neutralization of Input During Web Page Generation

A flaw was found in Keycloak. A remote attacker with administrative privileges, specifically those with manage-client permission or access to client registration endpoints, could bypass client Uniform Resource Identifier URI validation. This is achieved by registering a malicious client with a...

CVE-2026-52816

Gogs exposes an unauthenticated REST endpoint POST /-/api/sanitize_ipynb that uses bluemonday.UGCPolicy with AllowURLSchemes("data"), allowing all data: URIs (including data:text/html). This enables a registered user to craft payloads that survive sanitization and execute XSS when rendered in oth...

Cross-site Scripting (XSS)

Overview @mariozechner/pi-coding-agent is a Coding agent CLI with read, bash, edit, write tools and session management Affected versions of this package are vulnerable to Cross-site Scripting XSS via improper sanitization of Markdown link and image URLs during HTML session export. An attacker can...

CVE-2026-53930

NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the base-migration endpoint accepted a caller-supplied URL that the migration worker dereferenced without enforcing protocol or destination, allowing scheme abuse file:, ftp:, etc. and probing of internal HTTP...

CVE-2026-54326

Pi is a minimal terminal coding harness. From 0.74.0 until 0.78.1, Pi HTML exports render session Markdown into a static HTML file. It did not consistently reject unsafe Markdown link and image URL schemes. In versions with scheme filtering, C0 control characters in the URL scheme could bypass th...

CVE-2026-53930

The CVE describes a Server-Side Request Forgery in NocoDB via the base-migration endpoint. A caller-supplied migration URL could be dereferenced by the migration worker without enforcing protocol or destination, enabling scheme abuse (file:, ftp:, etc.) and probing of internal HTTP destinations. ...

CVE-2026-53930

NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the base-migration endpoint accepted a caller-supplied URL that the migration worker dereferenced without enforcing protocol or destination, allowing scheme abuse file:, ftp:, etc. and probing of internal HTTP...

EUVD-2026-38601

NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the base-migration endpoint accepted a caller-supplied URL that the migration worker dereferenced without enforcing protocol or destination, allowing scheme abuse file:, ftp:, etc. and probing of internal HTTP...

CVE-2026-53930

NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the base-migration endpoint accepted a caller-supplied URL that the migration worker dereferenced without enforcing protocol or destination, allowing scheme abuse file:, ftp:, etc. and probing of internal HTTP...