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fix(explorer): prevent XSS in dashboard rendering #124

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Merged
Scottcjn merged 1 commit into from
Feb 12, 2026
Merged

fix(explorer): prevent XSS in dashboard rendering #124

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33 changes: 21 additions & 12 deletions explorer/rustchain_dashboard.py
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Original file line number Diff line number Diff line change
Expand Up @@ -189,6 +189,15 @@
.sys-stat .value { font-size: 1.8em; font-weight: bold; }
</style>
<script>
function escapeHtml(s) {
return String(s)
.replaceAll('&', '&amp;')
.replaceAll('<', '&lt;')
.replaceAll('>', '&gt;')
.replaceAll('\"', '&quot;')
.replaceAll(\"'\", '&#39;');
}

function updateDashboard() {
fetch('/api/stats')
.then(r => r.json())
Expand All @@ -212,12 +221,12 @@
const minersTable = document.getElementById('miners-tbody');
minersTable.innerHTML = data.active_miners.map(m => `
<tr>
<td class="mono">${m.wallet_short}...</td>
<td class="mono">${escapeHtml(m.wallet_short)}...</td>
<td><span class="badge badge-${m.arch}">${m.arch.toUpperCase()}</span></td>
<td><strong>${m.weight}x</strong></td>
<td class="green">${m.balance.toFixed(6)} RTC</td>
<td class="mono">${m.last_seen}</td>
<td class="blue">${m.age_on_network || 'New'}</td>
<td class="mono">${escapeHtml(m.last_seen)}</td>
<td class="blue">${escapeHtml(m.age_on_network || 'New')}</td>
<td><span class="badge badge-active pulse">ACTIVE</span></td>
</tr>
`).join('');
Expand All @@ -227,8 +236,8 @@
blocksTable.innerHTML = data.recent_blocks.map(b => `
<tr>
<td><strong>${b.height}</strong></td>
<td class="mono">${b.hash_short}...</td>
<td>${b.timestamp}</td>
<td class="mono">${escapeHtml(b.hash_short)}...</td>
<td>${escapeHtml(b.timestamp)}</td>
<td><span class="badge">${b.miners_count} miners</span></td>
<td class="green">${b.reward} RTC</td>
</tr>
Expand All @@ -249,23 +258,23 @@
if (data.found) {
resultDiv.innerHTML = `
<h3>✅ Wallet Found</h3>
<p><strong>Address:</strong> <span class="mono">${data.wallet}</span></p>
<p><strong>Balance:</strong> <span class="green">${data.balance} RTC</span></p>
<p><strong>Weight:</strong> ${data.weight}x (${data.tier})</p>
<p><strong>Age on Network:</strong> ${data.age_on_network || 'Unknown'}</p>
<p><strong>Address:</strong> <span class="mono">${escapeHtml(data.wallet)}</span></p>
<p><strong>Balance:</strong> <span class="green">${escapeHtml(data.balance)} RTC</span></p>
<p><strong>Weight:</strong> ${escapeHtml(data.weight)}x (${escapeHtml(data.tier)})</p>
<p><strong>Age on Network:</strong> ${escapeHtml(data.age_on_network || 'Unknown')}</p>
<p><strong>Status:</strong> ${data.enrolled ? '✅ Enrolled in current epoch' : '⏸️ Not currently enrolled'}</p>
<p><strong>Last Seen:</strong> ${data.last_seen || 'Never'}</p>
<p><strong>Last Seen:</strong> ${escapeHtml(data.last_seen || 'Never')}</p>
`;
} else {
resultDiv.innerHTML = `
<h3>❌ Wallet Not Found</h3>
<p>No miner found with address: <span class="mono">${wallet}</span></p>
<p>No miner found with address: <span class="mono">${escapeHtml(wallet)}</span></p>
`;
}
resultDiv.style.display = 'block';
})
.catch(err => {
document.getElementById('search-result').innerHTML = `<h3>❌ Error</h3><p>${err}</p>`;
document.getElementById('search-result').innerHTML = `<h3>❌ Error</h3><p>${escapeHtml(err)}</p>`;
document.getElementById('search-result').style.display = 'block';
});
}
Expand Down