Resource exhaustion in Divi-Dash

CVE-2026-14321

The divi-dash WordPress plugin before 1.0.7 does not validate the source of the client IP address it uses for rate limiting and banning, allowing unauthenticated attackers to spoof arbitrary IP addresses in order to bypass rate limiting, ban chosen addresses from the feature, and grow a stored option without bound, resulting in denial of service.

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.

EPSS exploit prediction

EPSS: 0.002 (11.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 11.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

  • Divi-Dash

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-14321?
CVE-2026-14321 is a high-severity vulnerability in Divi-Dash, classified under Uncontrolled Resource Consumption. CVSS score: 8.2/10. Published 2026-09-23.
How severe is CVE-2026-14321?
High severity. CVSS v3 base score is 8.2 out of 10.