High severity · published Feb 24, 2026
CVE-2025-15386
Responsive Lightbox & Gallery < 2.6.1 - Unauthenticated Stored XSS
8.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RL
Responsive Lightbox & Gallery ·
1.7.0 before 2.6.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-15386
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-15386
wpscan.com
https://wpscan.com/vulnerability/fa3a84b6-6d5d-4e10-8587-ae49c127483b/
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