Smart Slider 3: Filesystem traversal

Smart Slider 3 is affected by filesystem traversal. Exploitation requires an authenticated subscriber account. A crafted path can escape the intended directory and reach files or directories elsewhere on the server. The published affected range is <= 3.5.1.33.

CVE / CNA score 6.5 CVSS 3.1 · security@wordfence.com

NVD score Pending NVD has not published its own CVSS assessment.

Component: Smart Slider 3
Plugin slug: smart-slider-3
Affected: <= 3.5.1.33
Safe version: See mitigation notes
Published: Mar 27, 2026
Weakness: CWE-862 — Missing Authorization

This CVE was published Mar 27, 2026 and is one of 12 known issues for this plugin.

What to do

Update, patch or deactivate.

This archive could not verify a fixed version from the official author release notes reviewed on 2026-10-13. Disable the affected feature or component where practical until remediation for the deployed configuration is established. Official author release notes: https://wordpress.org/plugins/smart-slider-3/.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Source record

Technical description

The Smart Slider 3 plugin for WordPress is vulnerable to Arbitrary File Read in all versions up to, and including, 3.5.1.33 via the 'actionExportAll' function. This makes it possible for authenticated attackers, with Subscriber-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.

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

References

Primary and upstream sources

Data attribution: This product uses the NVD API but is not endorsed or certified by the NVD.

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