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CVE-2025-57784: hiawatha-webserver hiawatha

CVSS: 4.0v3.1MediumAnalyzed
Published 26-01-2026Last modified 26-01-2026
Open JSON

Vulnerability summary

CVE-2025-57784 is a medium (CVSS 4.0) vulnerability in hiawatha-webserver hiawatha. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 5.2% of scored vulnerabilities.

Overall risk
16/100
0100
Low · default modelHow is this calculated?
CVSS score
4.0/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.16%
0%100%
Low · +0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 26-01-2026
    PublishedVulnerability first disclosed.
  2. 26-01-2026
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.16%

Chance of exploitation in the next 30 days

Percentile

5%

Versus all other CVEs

30-day change

+0.01 pp

From 0.16% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.16%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Hiawatha1 product
Hiawatha-webserver1 product

2 vendors · 2 products

References

1 links