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CVE-2026-54867 Griden CVE debrief

CVE-2026-54867 is a Cross Site Scripting (XSS) vulnerability in WordPress Responsive Slider plugin versions up to 0.1.9. This vulnerability allows attackers to inject malicious scripts into web pages viewed by other users, potentially leading to unauthorized actions or data breaches. Defenders should assess exposure, prioritize remediation, and verify fixes. The vulnerability is due to improper neutralization of input during web page generation, which is a common issue in web applications. Affected WordPress site administrators and security teams must take immediate action to protect their sites.

Vendor
Griden
Product
Responsive Slider
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-13
Original CVE updated
2026-10-13
Advisory published
2026-10-13
Advisory updated
2026-10-13

Who should care

WordPress site administrators and security teams should assess exposure and prioritize remediation for affected sites. This vulnerability affects WordPress sites using the Responsive Slider plugin versions up to 0.1.9, and defenders should take immediate action to protect their sites. Security teams should review the plugin's configuration, verify the vulnerability's existence, and apply patches or mitigations as as

Why it matters

CVE-2026-54867 is a Cross Site Scripting (XSS) vulnerability in WordPress Responsive Slider plugin versions up to 0.1.9. Defenders should assess exposure, prioritize remediation, and verify fixes.

  • Assess exposure of Responsive Slider plugin versions up to 0.1.9
  • Prioritize remediation for affected WordPress sites
  • Verify fixes and update to a patched version

Technical summary

The Responsive Slider plugin for WordPress has a stored XSS vulnerability in versions up to 0.1.9 due to improper neutralization of input during web page generation. This vulnerability allows attackers to store malicious scripts in the plugin's database, which are then executed when other users view the affected web pages. The vulnerability is a result of inadequate input validation and sanitization, which allows attackers to inject malicious code.

Defensive priority

Medium priority for WordPress site administrators and security teams

Recommended defensive actions

  • Assess exposure of Responsive Slider plugin versions up to 0.1.9
  • Prioritize remediation for affected WordPress sites
  • Verify fixes and update to a patched version

Evidence notes

The CVE record and source item provide details on the XSS vulnerability in Responsive Slider plugin versions up to 0.1.9. The vulnerability is confirmed to exist in versions up to 0.1.9, but the exact version where the vulnerability was fixed is not specified. The source item and CVE record do not provide additional information on the vulnerability's impact or exploitability. Defenders should verify the vulnerability's existence and impact through additional sources and assess exposure

Sources and references

Verified primary and authoritative sources

  • CVE-2026-54867 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-54867

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-54867 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-54867

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.