What’s Vulnerable › Vulnerabilities

CVE-2025-15382: Client SCP Request Triggers Buffer Overread by 1 Byte

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-06 · updated 2026-10-13
• Weakness: CWE-125

Description

A heap buffer over-read vulnerability exists in the wolfSSH_CleanPath() function in wolfSSH. An authenticated remote attacker can trigger the issue via crafted SCP path input containing '/./' sequences, resulting in a heap over read by 1 byte.

Affected products

• wolfSSL Inc. wolfSSH: from 1.4.12 before 1.4.22 — fixed in 1.4.22

How to fix

Upgrade to a fixed version: wolfSSL Inc. wolfSSH 1.4.22. Check the vendor advisory for mitigations.

References

• https://github.com/wolfSSL/wolfssh/pull/859

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