CVE-2025-15386: Responsive Lightbox & Gallery (WordPress plugin) · Cross-Site Scripting (XSS)
Affects Responsive Lightbox & Gallery (WordPress plugin)Source CVE Database V5
Not known to be exploited · CVSS 8.8 High : upgrade to 2.6.1 soon.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 23% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 2.6.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 24 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade Responsive Lightbox & Gallery (WordPress plugin) to 2.6.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Responsive Lightbox & Gallery | Affected
| Fixed in
|
AI-suggested
To mitigate CVE-2025-15386, organizations should immediately upgrade the Responsive Lightbox & Gallery plugin to version 2.6.1 or later, where the vulnerability is patched. If upgrading is not immediately possible, disable the lightbox feature for comments to prevent exploitation. Implement strict comment moderation policies to ensure that no untrusted or suspicious comments are approved. Employ Web Application Firewalls (WAFs) with rules designed to detect and block XSS payloads in comment submissions. Additionally, enable Content Security Policy (CSP) headers to restrict the execution of unauthorized scripts on the site. Regularly audit and sanitize all user-generated content, especially in comment sections. Monitor logs for unusual comment submissions or script injections. Educate site administrators about the risks of approving comments without proper review. Finally, consider deploying security plugins that provide enhanced input validation and XSS protection.
Description
The Responsive Lightbox & Gallery WordPress plugin before 2.6.1 is vulnerable to an Unauthenticated Stored-XSS attack due to flawed regex replacement rules that can be abused by posting a comment with a malicious link when lightbox for comments are enabled and then approved.