Stored cross-site scripting in WordPress Content Slider Block plugin
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
The bPlugins Content Slider Block plugin for WordPress (from n/a through 3.2.1) fails to neutralize input during web page generation (CWE-79). This lets stored script be saved and rendered in pages. A user with low privileges can exploit it when another user interacts with the affected page, running script in that user's browser.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in bPlugins Content Slider Block content-slider-block allows Stored XSS.This issue affects Content Slider Block: from n/a through 3.2.1.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version is listed for Content Slider Block.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Timeline
- 2026-10-26 Threatist record created from CVE-2026-116398
- 2026-10-26 CISA SSVC decision points changed
- 2026-10-26 Priority changed: MEDIUM → LOW
- 2026-10-27 Alias added: GHSA-wqr6-p8fh-96xh
More bPlugins vulnerabilities
- TI-2024-05133 HTML5 Video Player < 2.5.27 - Unauthenticated SQLi CVSS 3.1MEDIUM 6.5
- TI-2024-00982 SQL injection in html5-video-player CVSS 3.1CRITICAL 9.8
- TI-2023-00164 Html5 Audio Player < 2.1.12 - Contributor+ Stored XSS CVSS 3.1MEDIUM 5.4
- TI-2025-11361 Missing authorization in bPlugins Document Embedder – Embed PDFs, Word, Excel, and Other… CVSS 3.1HIGH 8.6
- TI-2025-07373 B Blocks <= 2.0.6 - Missing Authorization to Unauthenticated Privilege Escalation via rgfr_registration Function CVSS 3.1CRITICAL 9.8
- TI-2026-40456 WordPress MailChimp Block plugin <= 1.1.15 - Broken Access Control vulnerability CVSS 3.1HIGH 8.3
Sources
- CVE-2026-116398 · CVE Program
- CVE-2026-116398 · NVD
- FIRST EPSS
- GHSA-wqr6-p8fh-96xh · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences