XSS in 作者: Shane Bishop Ewww Image Optimizer

CVE-2026-84773

Unauthenticated Cross Site Scripting (XSS) in EWWW Image Optimizer <= 8.7.6 versions.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (18.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.7% 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-2026-84773: held from 0.002 to 0.003.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-84773?
CVE-2026-84773 is a high-severity vulnerability in 作者: Shane Bishop Ewww Image Optimizer, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-09-03.
How severe is CVE-2026-84773?
High severity. CVSS v3 base score is 7.2 out of 10.