CVE-2025-15386
Published: February 24, 2026· Updated: Feb 24, 2026
Official 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.
Technical Analysis
CVE-2025-15386 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-15386 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts