Fides Privacy Center ≤ 2.39.1 - Server-Side URL Disclosure

Fides versions 2.19.0 to before 2.39.2rc0 contain an information disclosure caused by unauthenticated HTTP GET request to the Privacy Center, letting attackers access the SERVERSIDEFIDESAPIURL, which may reveal server configuration details, exploit requires no authentication. id: CVE-2024-31223...

PYSEC-2026-2470 ethyca-fides has a DOM-based XSS vulnerability in fides.js via fides_description override

Summary fides.js is the script that renders Fides's consent banner on customer websites. It lets the embedding page override the banner's description text at runtime via a URL query parameter, a JavaScript global, or a cookie. On sites that have opted into HTML-formatted descriptions, the...

PYSEC-2026-2471 Ethyca Fides has a Privacy Request Identity Verification Bypass Vulnerability via Duplicate Detection

Summary Fides deployments that enable both subject identity verification and duplicate privacy request detection are affected by a vulnerability in which an administrator can approve a privacy request whose identity was never verified. For erasure policies, this can result in unauthorized deletio...

PYSEC-2026-1343 Fides Webserver API is Vulnerable to OAuth Client Privilege Escalation

Summary The OAuth client creation and update endpoints of the Fides Webserver API do not properly authorize scope assignment. This allows highly privileged users with client:create or client:update permissions to escalate their privileges to owner-level. Details When creating or updating OAuth...

PYSEC-2026-1335 Fides has a Lack of Brute-Force Protections on Authentication Endpoints

Summary The Fides Admin UI login endpoint relies on a general IP-based rate limit for all API traffic and lacks specific anti-automation controls designed to protect against brute-force attacks. This could allow attackers to conduct credential testing attacks, such as credential stuffing or...

PYSEC-2026-1348 Fides' Admin UI User Password Change Does Not Invalidate Current Session

Summary Admin UI user password changes in Fides do not invalidate active user sessions, creating a vulnerability chaining opportunity where attackers who have obtained session tokens through other attack vectors such as XSS can maintain access even after password reset. This issue is not directly...

PYSEC-2026-1341 Fides Webserver API Rate Limiting Vulnerability in Proxied Environments

Summary The Fides Webserver API's built-in IP-based rate limiting is ineffective in environments with CDNs, proxies or load balancers. The system incorrectly applies rate limits based on directly connected infrastructure IPs rather than client IPs, and stores counters in-memory rather than in a...

PYSEC-2026-1349 Password Policy Bypass Vulnerability in Fides Webserver User Accept Invite API

Summary The user invite acceptance API endpoint lacks server-side password policy enforcement, allowing users to set arbitrarily weak passwords by bypassing client-side validation. While the UI enforces password complexity requirements, direct API calls can circumvent these checks, enabling the...

PYSEC-2026-1331 Timing-Based Username Enumeration Vulnerability in Fides Webserver Authentication

A timing-based username enumeration vulnerability has been identified in Fides Webserver authentication. This vulnerability allows an unauthenticated attacker to determine the existence of valid usernames by analyzing the time it takes for the server to respond to login requests. The discrepancy ...

PYSEC-2026-1334 Information Disclosure Vulnerability in Privacy Center of SERVER_SIDE_FIDES_API_URL

SERVERSIDEFIDESAPIURL is a server-side configuration environment variable used by the Fides Privacy Center to communicate with the Fides webserver backend. The value of this variable is a URL which typically includes a private IP address, private domain name, and/or port. This vulnerability allow...

PYSEC-2026-1337 Fides Webserver Logs Hosted Database Password Partial Exposure Vulnerability

The Fides webserver requires a connection to a hosted PostgreSQL database for persistent storage of application data. If the password used by the webserver for this database connection includes special characters such as @ and $, webserver startup fails and the part of the password following the...

PYSEC-2026-1340 Fides JavaScript Injection Vulnerability in Privacy Center URL

Impact The Fides web application allows users to edit consent and privacy notices such as cookie banners. These privacy notices can then be served by other integrated websites, for example in cookie consent banners. One of the editable fields is a privacy policy URL and this input was found to no...

PYSEC-2026-1333 Ethyca Fides HTML Injection Vulnerability in HTML-Formatted DSR Packages

Impact The Fides web application allows data subject users to request access to their personal data. If the request is approved by the data controller user operating the Fides web application, the data subject's personal data can then retrieved from connected systems and data stores before being...

PYSEC-2026-1344 Fides Server-Side Request Forgery Vulnerability in Custom Integration Upload

Impact The Fides web application allows a custom integration to be uploaded as a ZIP file containing configuration and dataset definitions in YAML format. It was discovered that specially crafted YAML dataset and config files allow a malicious user to perform arbitrary requests to internal system...

PYSEC-2026-1345 Remote Code Execution in Custom Integration Upload

Impact The Fides webserver API allows custom integrations to be uploaded as a ZIP file. This ZIP file must contain YAML files, but Fides can be configured to also accept the inclusion of custom Python code in it. The custom code is executed in a restricted, sandboxed environment, but the sandbox...

PYSEC-2026-1342 Fides Webserver Vulnerable to Zip Bomb File Uploads

Impact The Fides webserver is vulnerable to a type of Denial of Service DoS attack. Attackers can exploit a weakness in the connector template upload feature to upload a malicious zip bomb file, resulting in resource exhaustion and service unavailability for all users of the Fides webserver. This...

PYSEC-2026-1332 Fides Webserver Vulnerable to SVG Bomb File Uploads

Impact The Fides webserver is vulnerable to a type of Denial of Service DoS attack. Attackers can exploit this vulnerability to upload zip files containing malicious SVG bombs similar to a billion laughs attack, causing resource exhaustion in Admin UI browser tabs and creating a persistent denial...

-fides-amor-et-lux (=1.0.0), -price-checker (>=1.0.0 <=1.0.5) +59934 more potentially affected by CVE-2026-48779 via ws (>=8.0.0 <=8.20.1)

ws NPM version =8.0.0, =1.0.0, =1.0.0, =1.1.0, =0.1.0, =1.0.0, =0.1.0, =0.1.0, =0.2.3 - 0g-orbit-cli =0.1.0 - 0g-orbit-core =0.1.0 and more Source cves: CVE-2026-48779 Source advisory: SNYK:JS-WS-17344547...

CVE-2026-44541

Fides is an open-source privacy engineering platform. From version 2.33.0 to before version 2.84.5, there is a DOM-based XSS vulnerability in fides.js via the fidesdescription override. This issue has been patched in version 2.84.5...

EUVD-2026-35201

Fides is an open-source privacy engineering platform. From version 2.33.0 to before version 2.84.5, there is a DOM-based XSS vulnerability in fides.js via the fidesdescription override. This issue has been patched in version 2.84.5...