XSS in Pixelwelt Image Sizes On Demand

CVE-2026-8622

The Image Sizes on Demand plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via PHP_SELF Server Variable in all versions up to, and including, 1.3 due to insufficient input sanitization and output escaping. This makes it…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (6.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-8622?
CVE-2026-8622 is a medium-severity vulnerability in Pixelwelt Image Sizes On Demand, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-06-24.
How severe is CVE-2026-8622?
Medium severity. CVSS v3 base score is 6.1 out of 10.