Q: What is the authoritative source for CVE-2026-66917?

CVE-2026-66917 (CVE-2026-66917) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

Question 1

What is CVE-2026-66917 — CVE-2026-66917?

Accepted Answer

Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery < 4.4.0 - An authenticated, privileged can store an XSS payload in any image causing JS execution in every visitor's browser.

Question 2

What is the authoritative source for CVE-2026-66917?

Accepted Answer

CVE-2026-66917 (CVE-2026-66917) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

EPSS	0.52% probability of exploitation · percentile 42.1% · 2026-10-05T12:00:23Z
Last modified	2026-08-26

CVE-2026-66917CVE-2026-66917

Description

Scoring