# CVE-2025-11965: Vert.x-Web Access Control Flaw in StaticHandler’s Hidden File Protection for Files Under Hidden Directories

Source: https://junglewise.ai/threats/cve-2025-11965-vert-x-web-access-control-flaw-in-statichandler-s-hidden-file  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-10-22  
License: CC BY 4.0 with a link back

CVE-2025-11965 · Severity: high · CVSS 7.5 · Published 2025-10-22

In Eclipse Vert.x versions [4.0.0, 4.5.21] and [5.0.0, 5.0.4], a StaticHandler configuration for restricting access to hidden files fails to restrict access to hidden directories, allowing unauthorized users to retrieve files within them (e.g. '.git/config').

Technologies: [io.vertx:vertx-web (Maven)](https://junglewise.ai/threats/technologies/io-vertx-vertx-web). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2025-11965 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-11965 being exploited in the wild.

**How severe is CVE-2025-11965?** High severity, with a CVSS score of 7.5, published 22 October 2025.

**Which products and versions are affected?** io.vertx:vertx-web (Maven) ECOSYSTEM:introduced=0,fixed=4.5.22.

**Is there a fix for CVE-2025-11965?** Yes. io.vertx:vertx-web (Maven): upgrade to 4.5.22 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2025-11965?** Check whether you run io.vertx:vertx-web (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- io.vertx:vertx-web (Maven): upgrade to 4.5.22 or later

  ```sh
  # set io.vertx:vertx-web to 4.5.22 in your pom.xml or build.gradle
  ```


## Affected products

- io.vertx:vertx-web (Maven) ECOSYSTEM:introduced=0,fixed=4.5.22

## Identifiers

- CVE-2025-11965
- GHSA-h5fg-jpgr-rv9c

## Related threats

- [Vert.x-Web vulnerable to Stored Cross-site Scripting in directory listings via file names](https://junglewise.ai/threats/cve-2025-11966-vert-x-web-vulnerable-to-stored-cross-site-scripting-in-directory)
- [StaticHandler disclosure of classpath resources on Windows when mounted on a wildcard route](https://junglewise.ai/threats/cve-2023-24815-statichandler-disclosure-of-classpath-resources-on-windows-when)
- [Path Traversal in Eclipse Vert](https://junglewise.ai/threats/cve-2019-17640-path-traversal-in-eclipse-vert)
- [Cross-Site Request Forgery in Vert.x-Web framework](https://junglewise.ai/threats/cve-2020-35217-cross-site-request-forgery-in-vert-x-web-framework)
- [Eclipse Vert.x does not properly neutralize '' (forward slashes) sequences that can resolve to an external location](https://junglewise.ai/threats/cve-2018-12542-eclipse-vert-x-does-not-properly-neutralize-forward-slashes)