Low severity · published Jan 26, 2026
CVE-2025-57784
Tomahawk authentication timing attack due to usage of 'strcmp'
3.3
CVSS
0.2%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HW
Hiawatha Web server · Hiawatha
11.7 through 8.5 · source: vendor
HI
Hiawatha · Hiawatha-webserver
11.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-57784
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-57784
Product
https://gitlab.com/hsleisink/hiawatha/-/blame/master/src/tomahawk.c?ref_type=heads#L429
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