CVE-2026-58050
A remote, anonymous attacker can exploit multiple vulnerabilities in libssh2 to manipulate files, cause memory corruption, trigger a denial-of-service condition, or achieve other unspecified impacts.
CSIRTS triage
- What
- Multiple vulnerabilities in libssh2 can be exploited by a remote, anonymous attacker to manipulate files, cause memory corruption, or trigger a denial-of-service condition.
- Who is affected
- Remote, anonymous attackers can exploit these vulnerabilities in affected versions of libssh2.
- Urgency
- Remediation is medium urgency due to the potential for memory corruption and denial of service.
- Action
- Update libssh2 to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.44% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 37% of all EPSS-scored CVEs.
Advisory coverage (4)
- medium[UPDATE] [medium] libssh2: Multiple vulnerabilitiescert-bund · 2026-08-25
- unknownUSN-8532-1: libssh2 vulnerabilitiesubuntu · 2026-07-13
- highCVE-2026-58050: libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count from a publickey-su…nvd · 2026-06-28
- highCVE-2026-58050: libssh2 - Integer Overflow in publickey Subsystem Attribute Allocationmsrc · 2026-06-09
External references
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