Q: Is it fixed officially? (Patch/Mitigation)

✅ **Fixed**: Yes. <br>🛠️ **Patch**: Version **1.5.0** and later. <br>🔗 **Source**: GitHub Advisory GHSA-p8gp-2w28-mhwg and commit 75b11eae2de528bf89ede3fb1f7ed057ddbb4d24.

Question 1

What is this vulnerability? (Essence + Consequences)

Accepted Answer

🚨 **Essence**: OS Command Injection in Signal K Server.
🔥 **Consequences**: Attackers can execute arbitrary system commands via the `navigation.datetime` value.…

Question 2

Root Cause? (CWE/Flaw)

Accepted Answer

🛡️ **Root Cause**: CWE-78 (OS Command Injection).
🐛 **Flaw**: Unsafe shell command construction when processing the `navigation.datetime` input.…

Question 3

Who is affected? (Versions/Components)

Accepted Answer

📦 **Affected**: Signal K Server.
📉 **Version**: Versions **prior to 1.5.0**.
🚢 **Context**: Marine central server software used in boat navigation systems.

Question 4

What can hackers do? (Privileges/Data)

Accepted Answer

💀 **Capabilities**: Full OS command execution.
🔓 **Privileges**: Likely runs with the privileges of the Signal K Server process.
📊 **Impact**: High Confidentiality, Integrity, and Availability impact (CVSS H).…

Question 5

Is exploitation threshold high? (Auth/Config)

Accepted Answer

🔑 **Threshold**: Medium.
🔒 **Auth Required**: Yes, **PR:L** (Low Privileges). An authenticated user is needed.
🌐 **Access**: Network accessible (**AV:N**).
⚙️ **Complexity**: Low (**AC:L**).…

Question 6

Is there a public Exp? (PoC/Wild Exploitation)

Accepted Answer

🚫 **Public Exploit**: No.
📄 **PoC**: None listed in the data.
🌍 **Wild Exploit**: Unlikely at this stage.…

Question 7

How to self-check? (Features/Scanning)

Accepted Answer

🔍 **Self-Check**:
1. Check installed Signal K Server version.
2. Verify if version < 1.5.0.
3. Review logs for suspicious `navigation.datetime` inputs containing shell metacharacters (e.g., `;`, `|`, `&`).…

Question 8

Is it fixed officially? (Patch/Mitigation)

Accepted Answer

✅ **Fixed**: Yes.
🛠️ **Patch**: Version **1.5.0** and later.
🔗 **Source**: GitHub Advisory GHSA-p8gp-2w28-mhwg and commit 75b11eae2de528bf89ede3fb1f7ed057ddbb4d24.

Question 9

What if no patch? (Workaround)

Accepted Answer

🚧 **No Patch Workaround**:
1. **Restrict Access**: Ensure only trusted, authenticated users can access the server.
2.…

Question 10

Is it urgent? (Priority Suggestion)

Accepted Answer

⚡ **Urgency**: HIGH.
📅 **Priority**: Patch immediately.
📉 **Reason**: CVSS Score is High (likely 9.0+ based on vector).…

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CVE-2026-23515 — AI Deep Analysis Summary

Q1What is this vulnerability? (Essence + Consequences)

Q2Root Cause? (CWE/Flaw)

Q3Who is affected? (Versions/Components)

Q4What can hackers do? (Privileges/Data)

Q5Is exploitation threshold high? (Auth/Config)

Q6Is there a public Exp? (PoC/Wild Exploitation)

Q7How to self-check? (Features/Scanning)

Q8Is it fixed officially? (Patch/Mitigation)

Q9What if no patch? (Workaround)

Q10Is it urgent? (Priority Suggestion)

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