CVE-2022-4670EPSS p42.3%

CVE-2022-4670CVE-2022-4670

pdf.js_viewer_project / pdf.js_viewer

Description

The PDF.js Viewer WordPress plugin before 2.1.8 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Scoring

CVSS 5.4 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS0.56% probability of exploitation · percentile 42.3% · 2026-06-18T12:00:27Z
Last modified2026-06-17
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.