RCE in Webappick Ctx Feed

CVE-2026-66709

Shop manager Remote Code Execution (RCE) in CTX Feed <= 6.6.42 versions.

Vulnerability class: RCE (Remote Code Execution)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (57.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.4% 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-2026-66709: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-66709?
CVE-2026-66709 is a critical-severity vulnerability in Webappick Ctx Feed, classified under Code Injection. CVSS score: 9.1/10. Published 2026-08-06.
How severe is CVE-2026-66709?
Critical severity. CVSS v3 base score is 9.1 out of 10.