XSS in Enviragallery Envira Gallery

CVE-2024-3899

The Gallery Plugin for WordPress WordPress plugin before 1.8.15 does not sanitise and escape some of its image settings, which could allow users with post-writing privilege such as Author to perform Cross-Site Scripting attacks.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (26.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-3899: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-3899?
CVE-2024-3899 is a medium-severity vulnerability in Enviragallery Envira Gallery, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2024-09-11.
How severe is CVE-2024-3899?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2024-3899 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.