# CVE-2026-22235: OPEXUS eComplaint IDOR

> Attackers can download any uploaded files by iterating through predictable charge numbers in the DocumentOpen endpoint.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 8 Jan 2026
- **Updated:** 8 Jan 2026
- **Also known as:** GHSA-v7w8-9cgx-wgv4

## What is CVE-2026-22235?

CVE-2026-22235 is a high-severity missing authorization vulnerability in OPEXUS eComplaint, published on 8 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

OPEXUS eComplaint before version 9.0.45.0 allows an attacker to visit the the 'DocumentOpen.aspx' endpoint, iterate through predictable values of 'chargeNumber', and download any uploaded files.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key)

## Which versions are affected by CVE-2026-22235?

It affects 1 product.


Products: Opexustech Ecase Ecomplaint.

## How do I fix CVE-2026-22235?

No fix has been published for CVE-2026-22235 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-22235 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-22235 exists.

## Other vulnerabilities in OPEXUS eComplaint

- [CVE-2026-32865](https://insights.sbomify.com/CVE-2026-32865/): OPEXUS eComplaint and eCase insecure password reset (critical 9.2)
- [CVE-2026-32867](https://insights.sbomify.com/CVE-2026-32867/): OPEXUS eComplaint unauthenticated file upload (medium 5.3)
- [CVE-2026-32866](https://insights.sbomify.com/CVE-2026-32866/): OPEXUS eComplaint and eCase stored XSS via profile first and last name (medium 5.1)
- [CVE-2026-32868](https://insights.sbomify.com/CVE-2026-32868/): OPEXUS eComplaint and eCASE XSS via my information (medium 5.1)
- [CVE-2026-32869](https://insights.sbomify.com/CVE-2026-32869/): OPEXUS eComplaint and eCASE XSS via Name of Organization field (medium 5.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-22235 and fix it if it is affected.

What it is: CVE-2026-22235 is a high-severity missing authorization vulnerability in OPEXUS eComplaint, published on 8 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-22235 exists.

Affected product: OPEXUS eComplaint. 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-2026-22235/ (Markdown: https://insights.sbomify.com/CVE-2026-22235/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-22235
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-22235
- OSV: https://osv.dev/vulnerability/CVE-2026-22235

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-22235/
Summaries are generated and may contain mistakes; the official description above is the record.