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src/Concelier/__Libraries/StellaOps.Concelier.SourceIntel/PatchHeaderParser.cs

@@ -113,6 +113,11 @@ public static partial class PatchHeaderParser
 
     private static double CalculateConfidence(int cveCount, string description, string origin)
     {
+        if (cveCount == 0)
+        {
+            return 0.0;
+        }
+
         // Base confidence for patch header CVE mention
         var confidence = 0.80;
 
@@ -137,7 +142,7 @@ public static partial class PatchHeaderParser
         return Math.Min(confidence, 0.95);
     }
 
-    [GeneratedRegex(@"CVE-\d{4}-\d{4,}")]
+    [GeneratedRegex(@"CVE-\d{4}-[0-9A-Za-z]{4,}")]
     private static partial Regex CvePatternRegex();
 }