CVE-2025-3742: The Responsive Lightbox & Gallery WordPress plugin before 2.5.1 does not validate and escape some of its attri

Q: How do I fix CVE-2025-3742?

responsive lightbox: upgrade to 2.5.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-3742 being exploited?

CVE-2025-3742 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-3742 affect?

CVE-2025-3742 affects responsive lightbox. Severity is medium (CVSS 6.8). The Responsive Lightbox & Gallery WordPress plugin before 2.5.1 does not validate and escape some of its attributes before outputting them back in a page/post, which could allow users with the contributor role and above to perform Stored Cr

Q: How urgent is CVE-2025-3742?

Priority 40/100. Public exploit reference

This month

MEDIUM 6.8UPGRADE

CVE-2025-3742 is a medium-severity flaw (CVSS 6.8) affecting responsive lightbox. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Responsive Lightbox & Gallery WordPress plugin before 2.5.1 does not validate and escape some of its attributes before outputting them back in a page/post, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-05-15
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: dfactory

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-05-15 06:15 UTCPublished CVE record published
2026-06-17 09:20 UTCUpdated Record last modified

dfactory responsive lightbox UPGRADE

Affected: < 2.5.1

Fixed in: 2.5.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy responsive-lightbox || rpm -q responsive-lightbox || responsive-lightbox --version

2. UPGRADE to 2.5.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade responsive-lightbox

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade responsive-lightbox

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-3742?

responsive lightbox: upgrade to 2.5.1. Exact commands for each OS are on this page.

Is CVE-2025-3742 being exploited?

CVE-2025-3742 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-3742 affect?

CVE-2025-3742 affects responsive lightbox. Severity is medium (CVSS 6.8). The Responsive Lightbox & Gallery WordPress plugin before 2.5.1 does not validate and escape some of its attributes before outputting them back in a page/post, which could allow users with the contributor role and above to perform Stored Cr

How urgent is CVE-2025-3742?

Priority 40/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2025-5093 MEDIUM 5.4 UPGRADE The Responsive Lightbox & Gallery WordPress plugin before 2.5.2 use the Swipebox library which does not valida
CVE-2024-6870 MEDIUM 6.4 UPGRADE The Responsive Lightbox & Gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via file u
CVE-2024-43924 MEDIUM 5.3 UPGRADE Missing Authorization vulnerability in dFactory Responsive Lightbox allows Accessing Functionality Not Properl

References

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