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CVE-2025-10966

missing SFTP host verification with wolfSSH

Published: Nov 7, 2025Updated: Jun 2, 2026 Sources: CVE List NVD BDUNVD-CWE-noinfo
NVD MITRE
4.3CVSSMEDIUM
EPSS Score
0.4%
Top 71.9%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

curl's code for managing SSH connections when SFTP was done using the wolfSSH powered backend was flawed and missed host verification mechanisms. This prevents curl from detecting MITM attackers and more.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

curlcurl
Library
OSS Libraries / generic-library
curlhaxxOSS Libraries
openSUSE TumbleweedNovell Inc.
On-premOS
Operating Systems / linux-distro
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
cURLDaniel Stenberg
LibraryLibrary
OSS Libraries / generic-library
curloss-projectUSOSS Librariesaka libcurl, wcurl
haxxoss-projectSEOSS Librariesaka haxx.se
novell inc.commercialUSOperating Systems
ооо «ред софт»commercialRUOperating Systemsaka red soft
daniel stenbergindividual-devOSS Librariesaka daniel.haxx.se, daniel stenberg (curl author)

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

References

https://curl.se/docs/CVE-2025-10966.json
curl.se
https://curl.se/docs/CVE-2025-10966.html
curl.se
https://hackerone.com/reports/3355218
hackerone.com
and 5 more references View all →

Timeline

Published
Nov 7, 2025
Last Updated
Jun 2, 2026

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