Description
A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauth_password of the file src/userauth.c. Such manipulation of the argument username_len/password_len leads to integer overflow. The attack may be launched remotely. The name of the patch is 256d04b60d80bf1190e96b0ad1e91b2174d744b1. A patch should be applied to remediate this issue.
Scores
CVSS v3
7.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
Details
CWE
CWE-189
CWE-190
Status
published
Products (2)
None/libssh2
1.11.0
None/libssh2
1.11.1
Published
May 01, 2026
Tracked Since
May 02, 2026