Highlight PoC-heavy CVEs and filter KEV lists

docs/assets/cve.js

@@ -6,14 +6,12 @@
   const titleEl = document.getElementById("cve-title");
   const summaryEl = document.getElementById("cve-summary");
   const metaEl = document.getElementById("cve-meta");
-  const descEl = document.getElementById("cve-description");
   const factsEl = document.getElementById("cve-facts");
   const pocRowsEl = document.getElementById("cve-poc-rows");
   const kevRowsEl = document.getElementById("kev-rows");
 
   const detailSection = document.getElementById("cve-details");
   const notFoundSection = document.getElementById("not-found");
-  const descriptionBlock = document.getElementById("cve-description-block");
 
   function setLoading(message) {
     titleEl.textContent = cveId || "CVE details";
@@ -133,14 +131,6 @@
       titleEl.textContent = data.cve || cveId;
       const desc = getDescriptionText(data);
       summaryEl.textContent = desc;
-      const hasDescContent = desc && desc !== "No description available.";
-      if (hasDescContent) {
-        descEl.textContent = desc;
-        descriptionBlock.style.display = "";
-      } else {
-        descEl.textContent = "";
-        descriptionBlock.style.display = "none";
-      }
       renderFacts(data);
       renderPocs(data.poc_links || data.poc || []);
       renderKev(data.kev);
@@ -157,14 +147,6 @@
       titleEl.textContent = fallback.cve;
       const desc = getDescriptionText(fallback);
       summaryEl.textContent = desc;
-      const hasDescContent = desc && desc !== "No description available.";
-      if (hasDescContent) {
-        descEl.textContent = desc;
-        descriptionBlock.style.display = "";
-      } else {
-        descEl.textContent = "";
-        descriptionBlock.style.display = "none";
-      }
       renderFacts(fallback);
       renderPocs(fallback.poc_links || fallback.poc || []);
       renderKev(null);
@@ -176,7 +158,6 @@
       notFoundSection.style.display = "";
       detailSection.style.display = "none";
       metaEl.innerHTML = "";
-      descriptionBlock.style.display = "none";
       titleEl.textContent = cveId;
       summaryEl.textContent = "No data found for this CVE.";
     }

docs/assets/site.js

@@ -1,15 +1,110 @@
 (function(){
-  const filterInputs = document.querySelectorAll('[data-filter-table]');
-  filterInputs.forEach(input => {
-    const tableId = input.dataset.filterTable;
-    const table = document.getElementById(tableId);
-    if (!table) return;
-    input.addEventListener('input', () => {
-      const term = input.value.trim().toLowerCase();
-      for (const row of table.querySelectorAll('tbody tr')) {
-        const text = row.innerText.toLowerCase();
-        row.style.display = text.includes(term) ? '' : 'none';
+  let datasetPromise = null;
+  let pocSet = null;
+
+  function fetchDataset() {
+    if (datasetPromise) return datasetPromise;
+    const candidates = [
+      new URL('/CVE_list.json', window.location.origin).href,
+      new URL('CVE_list.json', window.location.href).href,
+      new URL('../CVE_list.json', window.location.href).href
+    ];
+    datasetPromise = (async () => {
+      for (const url of candidates) {
+        try {
+          const res = await fetch(url, { cache: 'no-store' });
+          if (!res.ok) continue;
+          const data = await res.json();
+          return Array.isArray(data) ? data : [];
+        } catch (err) {
+          console.warn('Dataset fetch failed', err);
+        }
+      }
+      return [];
+    })();
+    return datasetPromise;
+  }
+
+  async function ensurePocSet() {
+    if (pocSet) return pocSet;
+    const dataset = await fetchDataset();
+    pocSet = new Set(
+      dataset
+        .filter(item => Array.isArray(item.poc) && item.poc.length > 0)
+        .map(item => (item.cve || '').toUpperCase())
+    );
+    return pocSet;
+  }
+
+  function bindColumnFilters() {
+    const filterInputs = document.querySelectorAll('[data-filter-table]');
+    filterInputs.forEach(input => {
+      const tableId = input.dataset.filterTable;
+      const table = document.getElementById(tableId);
+      if (!table) return;
+      input.addEventListener('input', () => {
+        const term = input.value.trim().toLowerCase();
+        for (const row of table.querySelectorAll('tbody tr')) {
+          const text = row.innerText.toLowerCase();
+          row.style.display = text.includes(term) ? '' : 'none';
+        }
+      });
+    });
+  }
+
+  async function filterTablesByPoc() {
+    const set = await ensurePocSet();
+    document.querySelectorAll('table[data-require-poc]').forEach(table => {
+      for (const row of Array.from(table.querySelectorAll('tbody tr'))) {
+        const link = row.querySelector('a');
+        const idText = (link ? link.textContent : row.textContent || '').trim().toUpperCase();
+        if (!set.has(idText)) {
+          row.remove();
+        }
       }
     });
+  }
+
+  function truncate(text, limit = 140) {
+    if (!text) return '';
+    return text.length > limit ? `${text.slice(0, limit - 1)}…` : text;
+  }
+
+  async function renderTrending() {
+    const container = document.querySelector('[data-trending]');
+    const tbody = document.getElementById('trending-body');
+    if (!container || !tbody) return;
+
+    const data = await fetchDataset();
+    const trending = data
+      .filter(item => item && item.cve && Array.isArray(item.poc) && item.poc.length > 0)
+      .map(item => ({ cve: item.cve, desc: item.desc || 'No description available.', poc: item.poc }))
+      .sort((a, b) => {
+        const delta = (b.poc?.length || 0) - (a.poc?.length || 0);
+        if (delta !== 0) return delta;
+        return (b.cve || '').localeCompare(a.cve || '');
+      })
+      .slice(0, 12);
+
+    if (trending.length === 0) {
+      tbody.innerHTML = '<tr><td colspan="3" class="muted">No PoCs found yet.</td></tr>';
+      return;
+    }
+
+    tbody.innerHTML = trending.map(item => {
+      const pocCount = item.poc ? item.poc.length : 0;
+      const safeDesc = truncate(item.desc, 160);
+      return `<tr>
+        <td class="cve-cell"><a href="/cve/?id=${item.cve}">${item.cve}</a></td>
+        <td>${pocCount}</td>
+        <td>${safeDesc}</td>
+      </tr>`;
+    }).join('');
+  }
+
+  document.addEventListener('DOMContentLoaded', () => {
+    bindColumnFilters();
+    filterTablesByPoc();
+    renderTrending();
   });
 })();