VDB
CVE-2026-7598
CVE-2026-7598
PUBLISHED
CVSS 6.9 MEDIUM
Reported by VulDB · Published May 1, 2026
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.
EPSS 0.07% · 21.3th percentile
Risk Scores
CVSS v4.0
6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
EPSS Score
0.07%
21.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| n/a | libssh2 | 1.11.0, 1.11.1 |
| n/a | libssh2 | 1.11.0, 1.11.1 |
Timeline
- May 1, 2026 CVE Published
- May 2, 2026 EPSS Score
- May 4, 2026 CVE Updated
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
- May 26, 2026 EPSS Score
References
- VDB-360555 | libssh2 userauth.c userauth_password integer overflow vdb-entrytechnical-description
- VDB-360555 | CTI Indicators (IOB, IOC, IOA) signaturepermissions-required
- Submit #805564 | libssh2 <= 1.11.1 Integer Overflow third-party-advisory
- issue-trackingpatch
- patch
- product