How severe is CVE-2026-22234?

CVE-2026-22234 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-22234 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22234?

CVE-2026-22234 affects Opexustech Ecase Portal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22234?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-22234 have an EU (EUVD) identifier?

Yes. CVE-2026-22234 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-1486.

When was CVE-2026-22234 published?

CVE-2026-22234 was published on 2026-01-08 and last updated on 2026-06-17.

CVE-2026-22234

CVE-2026-22234 is a critical-severity vulnerability in Opexustech Ecase Portal with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-639.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 9.3
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-1486
Weakness: CWE-639
Affected product: Opexustech Ecase Portal
Published: 2026-01-08
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-22234?: 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.
How severe is CVE-2026-22234?: CVE-2026-22234 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-22234 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22234?: CVE-2026-22234 affects Opexustech Ecase Portal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22234?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-22234 have an EU (EUVD) identifier?: Yes. CVE-2026-22234 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-1486.
When was CVE-2026-22234 published?: CVE-2026-22234 was published on 2026-01-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:opexustech:ecase_portal:*:*:*:*:*:*:*:*

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