What is CVE-2026-18788?

CVE-2026-18788 is a high-severity vulnerability in Trippo Responsivefilemanager, classified under Improper Access Control. CVSS score: 7.3/10. Published 2026-08-04.

How severe is CVE-2026-18788?

High severity. CVSS v3 base score is 7.3 out of 10.

Arbitrary file upload in Trippo Responsivefilemanager

CVE-2026-18788

A security flaw has been discovered in Trippo ResponsiveFilemanager up to 9.14.0. The impacted element is an unknown function of the file filemanager/dialog.php. The manipulation results in unrestricted upload. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.

EPSS: 0.004 (31.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Trippo Responsivefilemanager — versions 9.0, 9.1, 9.2

Weakness classification (CWE)

References

cna@vuldb.com (vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (exploit)
cna@vuldb.com (issue-tracking, exploit)

Frequently asked questions

What is CVE-2026-18788?: CVE-2026-18788 is a high-severity vulnerability in Trippo Responsivefilemanager, classified under Improper Access Control. CVSS score: 7.3/10. Published 2026-08-04.
How severe is CVE-2026-18788?: High severity. CVSS v3 base score is 7.3 out of 10.