Overview
- Vulnerability: WordPress “Video Gallery – Vimeo and YouTube Gallery” Plugin — Cross-Site Scripting (XSS)
- CVE ID: CVE-2025-48349
- Severity: Moderate (Patchstack classifies it as “Low priority”, CVSS 6.5)
- Plugin Versions Affected: ≤ 1.1.7
- Status: No official fix available; likely abandoned. ([turn0search0])
Vulnerability Details
As reported by Patchstack and referenced in VulDB, sites running Video Gallery (Vimeo & YouTube) Plugin up to version 1.1.7 have a Cross-Site Scripting (XSS) flaw. This type of vulnerability allows injection of malicious JavaScript into plugin-rendered pages, leading to script execution in visitors’ browsers. ([turn0search0], [turn0search1])
- Patch priority: Low (suggesting limited ease of exploitation or impact)
- CVSS Score: 6.5 (Moderate)
- Fix status: Not fixed — no plugin update is available. The plugin appears to be abandoned. ([turn0search0])
Attack Vector & Risk Scenario
- Trigger: Attacker inputs crafted payload into plugin-controlled fields (e.g., video titles, descriptions, captions).
- Type: Reflected or Stored XSS, depending on implementation.
- Impact:
- Execute malicious JavaScript on page load (session theft, phishing, redirects)
- Inject fake UI prompts to harvest credentials
- Exposure: Medium — reliant on attackers targeting visitor browsers; still a considerable risk, especially when site traffic is high or user trust is high.
Impact Assessment
- Confidentiality: Moderate — may steal session cookies or inject phishing UI.
- Integrity: Moderate — attackers can manipulate page content, spoof UI, or trick users into actions.
- Availability: Low — no direct denial-of-service potential, but reputation damage possible.
Targeted Websites: Any WordPress installations using this plugin — particularly those with external visitors, user engagement, or sensitive user flows.
Mitigation & Workarounds
Since no patch is available:
- Remove or deactivate the plugin immediately.
- Replace with supported alternatives for video galleries.
- Isolate the plugin behind WAF rules — block access to plugin-specific paths.
- Regularly scan for XSS payloads or suspicious script injections on plugin output pages.
Detection & Threat Hunting
- Monitor web access logs for suspicious query parameters or JavaScript content in HTTP requests.
- Scan served page content for
<script>injections, especially within plugin output. - Use XSS scanning tools or automated site security scanners to detect malicious payload injection patterns.
Risk Rating
- CVSS v3.x (Estimated): 6.5 / 10 — Moderate
- Exploitability: Moderate — requires user interaction (visitor to site)
- Impact: Moderate — browser-based compromise or phishing
References
- Patchstack Advisory: WordPress Video Gallery – Vimeo & YouTube Gallery Plugin ≤ 1.1.7 is vulnerable to XSS; no fix; plugin likely abandoned. ([turn0search0])
- VulDB Summary: Brief vulnerability listing for Video Gallery Plugin. ([turn0search1])
CyberDudeBivash Recommendation
Remove or replace the plugin immediately.
Even though the CVSS is moderate, the lack of an official fix and continued usage puts visitor trust, compliance, and site integrity at risk. Transition to a maintained, secure plugin.
- Short term: Deactivate plugin + block endpoints via WAF.
- Long term: Migrate to alternative video gallery plugin that is actively maintained and follows security best practices.
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