CVE-2026-22234

9.3 criticalEPSS 0.4%

Critical (9.3) in opexustech ecase portal. EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

9.3 critical

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

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 35% of CVEs (scores of 2026-11-01)
CWE: CWE-639
Published: 2026-01-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

opexustech:ecase_portal

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

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