missing SFTP host verification with wolfSSH
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.
02 / AFFECTED SOFTWARE
Affected packages
53 explicit affected versions
108 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
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.
05 / REFERENCES
Further evidence
- http://www.openwall.com/lists/oss-security/2025/11/05/2
- https://cert-portal.siemens.com/productcert/html/ssa-253495.html
- https://curl.se/docs/CVE-2025-10966.html
- https://curl.se/docs/CVE-2025-10966.json
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/10xxx/CVE-2025-10966.json
- https://hackerone.com/reports/3355218
- https://nvd.nist.gov/vuln/detail/CVE-2025-10966