What is CVE-2026-104653?

CVE-2026-104653 is a medium-severity vulnerability, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2026-10-07.

How severe is CVE-2026-104653?

Medium severity. CVSS v3 base score is 6.8 out of 10.

CVE-2026-104653

CVE-2026-104653

The Envira Gallery WordPress plugin before 1.16.1 does not sanitise or escape user-supplied gallery display configuration values before storing them and outputting them in an image tag attribute, allowing users with the Author role and above to inject arbitrary web scripts that execute when any visitor, including an administrator, views a page containing the affected gallery.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-10-07 · last modified 2026-10-07.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

wpscan.com/vulnerability/6fba4124-edb1-4363-8ad9-4aa77e1b3890/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-104653?: CVE-2026-104653 is a medium-severity vulnerability, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2026-10-07.
How severe is CVE-2026-104653?: Medium severity. CVSS v3 base score is 6.8 out of 10.