CVE-2026-22234

OPEXUS eCasePortal unauthenticated IDOR

CVSS 9.3 CRITICALEPSS 0.4%CWE-639

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.3EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

08 Jan 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

OPEXUS · eCase Portal

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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-2026-22234