# CVE-2025-15634: HCL BigFix WebUI is affected by a missing authorization vulnerability

> Authenticated users can view sensitive environmental information by accessing unauthorized pages directly, exposing data to those without proper permissions.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 May 2026
- **Updated:** 11 May 2026
- **Also known as:** GHSA-957m-p4pq-mxmf

## What is CVE-2025-15634?

CVE-2025-15634 is a medium-severity missing authorization vulnerability in HCLSoftware BigFix WebUI, published on 9 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A missing authorization vulnerability in HCL BigFix WebUI allows an authenticated user without proper permissions to view sensitive environmental information via direct URL access to the unauthorized page.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2025-15634?

It affects 21 products.


Products: Hcltech Bigfix Webui Api, Hcltech Bigfix Webui Application Administration, Hcltech Bigfix Webui Cmep, Hcltech Bigfix Webui Common, Hcltech Bigfix Webui Content App, Hcltech Bigfix Webui Custom, Hcltech Bigfix Webui Data Sync, Hcltech Bigfix Webui Extensions, Hcltech Bigfix Webui Framework, Hcltech Bigfix Webui Insights, Hcltech Bigfix Webui Ivr, Hcltech Bigfix Webui Mdm, Hcltech Bigfix Webui Patch, Hcltech Bigfix Webui Patch Policies, Hcltech Bigfix Webui Permissions and Preferences, Hcltech Bigfix Webui Profile Management, Hcltech Bigfix Webui Query, Hcltech Bigfix Webui Reports, Hcltech Bigfix Webui Scm, Hcltech Bigfix Webui Software Distribution and 1 more.

## How do I fix CVE-2025-15634?

No fix has been published for CVE-2025-15634 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-15634 being exploited?

There is no known exploitation of CVE-2025-15634 in the wild and no public exploit code.

## Other vulnerabilities in HCLSoftware BigFix WebUI

- [CVE-2025-15633](https://insights.sbomify.com/CVE-2025-15633/): HCL BigFix WebUI is affected by an improper authorization vulnerability (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-15634 and fix it if it is affected.

What it is: CVE-2025-15634 is a medium-severity missing authorization vulnerability in HCLSoftware BigFix WebUI, published on 9 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-15634 in the wild and no public exploit code.

Affected product: HCLSoftware BigFix WebUI. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2025-15634/ (Markdown: https://insights.sbomify.com/CVE-2025-15634/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-15634
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-15634
- OSV: https://osv.dev/vulnerability/CVE-2025-15634

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-15634/
Summaries are generated and may contain mistakes; the official description above is the record.