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TI-2023-05356 Aliases CVE-2023-5820GHSA-7mmg-6fhp-9mw2

Cross-site request forgery in nik00726 Thumbnail Slider With Lightbox

Priority MEDIUM 43CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 1.0. This is due to missing or incorrect nonce validation on the addedit functionality. This makes it possible for unauthenticated attackers to upload arbitrary files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00396 34th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
nik00726Thumbnail Slider With Lightbox1.0—No fix listedCNA
  • Thumbnail Slider With Lightbox Vendornik00726 Affected 1.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:i13websolution:thumbnail_slider_with_lightbox:1.0:*:*:*:*:wordpress:*:*1.0Vulnerablenik00726
  • cpe:2.3:a:i13websolution:thumbnail_slider_with_lightbox:1.0:*:*:*:*:wordpress:*:* Versions 1.0 Vulnerable ·nik00726

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-5820
  2. 2026-10-03 Alias added: GHSA-7mmg-6fhp-9mw2

References

Patch 1

Advisory 1

Other 1

  • TI-2023-05173 Thumbnail Slider With Lightbox <= 1.0 - Authenticated (Administrator+) Stored Cross-Site Scripting via Image Title CVSS 3.1MEDIUM 4.8
  • TI-2015-08074 Thumbnail Slider With Lightbox <= 1.0.4 - Authenticated (Admin+) SQL Injection CVSS 3.1MEDIUM 4.9
  • TI-2023-05089 Thumbnail Slider With Lightbox <= 1.0 - Cross-Site Request Forgery CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences