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GHSA-5p82-2q3r-wj3m — application

Fix: thingsboard/thingsboard@b2ae6f9

GHSA-5p82-2q3r-wj3m is a security vulnerability in org.thingsboard:application. A fix is available for org.thingsboard:application — see the affected versions and patch details below.

ThingsBoard allows an authenticated user to upload malicious SVG images

Also known asCVE-2025-3261
Published
Nov 27, 2025
Updated
Dec 2, 2025
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Dec 2, 2025 · OSV.dev, NVD, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected
☕org.thingsboard:application

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

ThingsBoard in versions prior to v4.2.1 allows an authenticated user to upload malicious SVG images via the "Image Gallery", leading to a Stored Cross-Site Scripting (XSS) vulnerability. The exploit can be triggered when any user accesses the public API endpoint of the malicious SVG images, or if the malicious images are embedded in an iframe element, during a widget creation, deployed to any page of the platform (e.g., dashboards), and accessed during normal operations. The vulnerability resides in the ImageController, which fails to restrict the execution of JavaScript code when an image is loaded by the user's browser. This vulnerability can lead to the execution of malicious code in the context of other users' sessions, potentially compromising their accounts and allowing unauthorized actions.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
☕Mavenorg.thingsboard:applicationall versions4.2.1org.thingsboard:application:4.2.1

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for org.thingsboard:application, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update org.thingsboard:application to 4.2.1 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-5p82-2q3r-wj3m is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 Security's impact-aware SCA analyses which vulnerable code paths your application actually calls, so a match like GHSA-5p82-2q3r-wj3m can be triaged on real exposure rather than presence alone.

Tailored to GHSA-5p82-2q3r-wj3m. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

ThingsBoard in versions prior to v4.2.1 allows an authenticated user to upload malicious SVG images via the "Image Gallery", leading to a Stored Cross-Site Scripting (XSS) vulnerability. The exploit can be triggered when any user accesses the public API endpoint of the malicious SVG images, or if the malicious images are embedded in an `iframe` element, during a widget creation, deployed to any page of the platform (e.g., dashboards), and accessed during normal operations. The vulnerability resides in the `ImageController`, which fails to restrict the execution of JavaScript code when an image
O3 Security · Impact-Aware SCA

Is GHSA-5p82-2q3r-wj3m in your dependencies?

O3 Security finds GHSA-5p82-2q3r-wj3m across Maven dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.

GHSA-5p82-2q3r-wj3m: application | O3 Security