fix: Add missing cveID null check for cve fetching

src/main/java/org/eclipsefoundation/cve/precaches/InternalAdvisoriesPrecacheProvider.java

@@ -175,14 +175,16 @@ public class InternalAdvisoriesPrecacheProvider implements LoadingCacheProvider<
      */
     private CveData augmentCveData(CveData orig) {
         try {
-            // Fetch data from each source for augmenting
-            Optional<CveProjectData> projectData = fetchCveProjectDetails(orig.getId());
-            Optional<GithubAdvisoriesData> ghAdvisory = fetchGhAdvisoriesDetails(orig.getId());
-
-            return orig.toBuilder()
-                    .setSummary(getCveSummary(projectData, ghAdvisory, orig.getId()))
-                    .setCvss(getImpactScore(projectData, ghAdvisory))
-                    .build();
+            if (StringUtils.isNotBlank(orig.getId())) {
+                // Fetch data from each source for augmenting
+                Optional<CveProjectData> projectData = fetchCveProjectDetails(orig.getId());
+                Optional<GithubAdvisoriesData> ghAdvisory = fetchGhAdvisoriesDetails(orig.getId());
+
+                return orig.toBuilder()
+                        .setSummary(getCveSummary(projectData, ghAdvisory, orig.getId()))
+                        .setCvss(getImpactScore(projectData, ghAdvisory))
+                        .build();
+            }
         } catch (Exception e) {
             LOGGER.error("Error retrieving CVE detailed data:", e);
         }