Vulnerability in Hiawatha Web Server

CVE-2025-57784

Tomahawk auth timing attack due to usage of `strcmp` has been identified in Hiawatha webserver version 11.7 which allows a local attacker to access the management client.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (5.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.0% 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-2025-57784: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

References

Frequently asked questions

What is CVE-2025-57784?
CVE-2025-57784 is a low-severity vulnerability in Hiawatha Web Server, classified under CWE-208 OBSERVABLE TIMING DISCREPANCY. CVSS score: 3.3/10. Published 2026-01-26.
How severe is CVE-2025-57784?
Low severity. CVSS v3 base score is 3.3 out of 10.