What is CVE-2025-35432?

CVE-2025-35432 is a medium-severity vulnerability in Cisa Thorium, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2025-09-17.

How severe is CVE-2025-35432?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Resource exhaustion in Cisa Thorium

CVE-2025-35432

CISA Thorium does not rate limit requests to send account verification email messages. A remote unauthenticated attacker can send unlimited messages to a user who is pending verification. Fixed in 1.1.1 by adding a rate limit set by default to 10 minutes.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.005 (41.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Cisa Thorium — versions 1.0.0, 1.1.1, 1.1.0

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

9119a7d8-5eab-497f-8521-727c672e3725 (Release Notes)
9119a7d8-5eab-497f-8521-727c672e3725 (Patch)
9119a7d8-5eab-497f-8521-727c672e3725 (Third Party Advisory)
9119a7d8-5eab-497f-8521-727c672e3725 (Vendor Advisory)

Frequently asked questions

What is CVE-2025-35432?: CVE-2025-35432 is a medium-severity vulnerability in Cisa Thorium, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2025-09-17.
How severe is CVE-2025-35432?: Medium severity. CVSS v3 base score is 5.3 out of 10.