CVE-2026-18959

Medium
5.4
0.05.010.0
Year
2026
Published
Aug 5, 2026
Known Affected Devices
0
CVSS Score
5.4

What is CVE-2026-18959?

A flaw has been found in yushine InnoShop up to 0.8.2. Affected by this issue is the function FileManagerController::destroyFiles of the file innopacks/restapi/routes/panel-api.php of the component Files Endpoint. This manipulation causes path traversal. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Vector Breakdown

CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
AV
Attack Vector
Network

Exploitable remotely over the network without requiring access to the local system.

AC
Attack Complexity
Low

No special conditions required. Exploit can be performed reliably and repeatedly.

PR
Privileges Required
Low

Basic user account required (e.g. standard login without admin rights).

UI
User Interaction
None

No user interaction required. Exploit runs without any victim action.

S
Scope
Unchanged

Exploiting the vulnerability only affects the vulnerable component itself.

C
Confidentiality Impact
None

No confidentiality impact. Sensitive data is not exposed.

I
Integrity Impact
Low

Attacker can modify some data, but scope or consequence is limited.

A
Availability Impact
Low

Reduced performance or intermittent outages, but service remains available.

FAQ

How severe is CVE-2026-18959?

CVE-2026-18959 has a CVSS score of 5.4/10, rated as Medium. Review the affected products list and apply vendor patches.

What does the CVSS score mean for CVE-2026-18959?

CVSS (Common Vulnerability Scoring System) rates vulnerability severity from 0.0 to 10.0. CVE-2026-18959 scores 5.4/10 (Medium). Scores 9.0–10.0 are Critical, 7.0–8.9 are High, 4.0–6.9 are Medium, and below 4.0 are Low.

Which devices are affected by CVE-2026-18959?

The list of devices confirmed to be affected by CVE-2026-18959 is shown in the "Affected Devices" section above. Check your firmware version against the vendor security advisory and apply the latest patch.

How do I fix or mitigate CVE-2026-18959?

Apply the latest firmware or software update from the vendor. Check the References section above for official advisories and patch notes. If no patch is available, consider disabling the affected feature or isolating the device from untrusted networks.