1vulnerability
- Critical0 (0.0%)
- High0 (0.0%)
- Medium0 (0.0%)
- Moderate1 (100.0%)
- Low0 (0.0%)
jshookmcp-jshook
Ecosystem: npm
Downloads: 5 K
- 0CriticalAffects 0 versions
- 0HighAffects 0 versions
- 0MediumAffects 0 versions
- 1ModerateAffects 1 version
- 0LowAffects 0 versions
Monthly breakdown
- 1 vulnerabilities
- Critical: 0
- High: 0
- Medium: 0
- Moderate: 1
- Low: 0
Vulnerabilities (1)
Known vulnerabilities affecting jshookmcp-jshook, based on data from OSV.
| ID | Severity | Summary | Affected versions | Published | Source |
|---|---|---|---|---|---|
| GHSA-c5r6-m4mr-8q5j | Moderate | @jshookmcp/jshook: ICMP probe and traceroute skip local-network SSRF authorization## Summary The network domain has a central SSRF authorization policy that blocks private, loopback, link-local, and reserved targets unless an explicit authorization object allows private network access. The policy is enforced by raw HTTP/TCP/TLS RTT tools, but the ICMP probe and traceroute tools resolve the target and invoke the native ICMP/traceroute sink directly. An MCP client with access to an active network domain can therefore ask the jshookmcp server to probe internal addresses such as 10.0.0.1 even when local SSRF access is disabled for the other raw network tools. This exposes an |
| GitHub (opens in a new tab) |
- GHSA-c5r6-m4mr-8q5jModerate@jshookmcp/jshook: ICMP probe and traceroute skip local-network SSRF authorization
>= 0.3.1, < 0.3.2
## Summary The network domain has a central SSRF authorization policy that blocks private, loopback, link-local, and reserved targets unless an explicit authorization object allows private network access. The policy is enforced by raw HTTP/TCP/TLS RTT tools, but the ICMP probe and traceroute tools resolve the target and invoke the native ICMP/traceroute sink directly. An MCP client with access to an active network domain can therefore ask the jshookmcp server to probe internal addresses such as 10.0.0.1 even when local SSRF access is disabled for the other raw network tools. This exposes an
CVE: CVE-2026-49856