CVE-2025-3742: dfactory responsive_lightbox Cross-site Scripting
Vulnerability summary
CVE-2025-3742 is a medium (CVSS 6.8) Cross-site Scripting vulnerability in dfactory responsive_lightbox. EPSS estimates a 0.54% chance of exploitation in the next 30 days, higher than 44.6% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 15-05-2025PublishedVulnerability first disclosed.
- 15-05-2025Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 3 sources · 1 version- NVDNIST6.8MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
- wordfenceSource6.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.54%
Chance of exploitation in the next 30 days
Percentile
45%
Versus all other CVEs
30-day change
+0.02 pp
From 0.52% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Dfactory1 product
- responsive_lightbox< 2.5.1
Unknown1 product
Wordpress1 product
- responsive-lightbox≤ 2.5.0 (fixed in 2.5.1)
3 vendors · 3 products
References
2 links- wpscan.com/vulnerability/5b8f487b-63a5-4d2a-9b61-ed4d97f18320/ExploitVDB EntryTechnical DescriptionThird Party Advisory