diff --git a/pkg/detector/library/driver.go b/pkg/detector/library/driver.go
index 6990d3c7e84d..152096c2caea 100644
--- a/pkg/detector/library/driver.go
+++ b/pkg/detector/library/driver.go
@@ -133,6 +133,7 @@ func (d *Driver) DetectVulnerabilities(pkgID, pkgName, pkgVer string) ([]types.D
 			InstalledVersion: pkgVer,
 			FixedVersion:     createFixedVersions(adv),
 			DataSource:       adv.DataSource,
+			Custom:           adv.Custom,
 		}
 		vulns = append(vulns, vuln)
 	}
diff --git a/pkg/detector/library/driver_test.go b/pkg/detector/library/driver_test.go
index 10c3ad304f29..cf8af718f783 100644
--- a/pkg/detector/library/driver_test.go
+++ b/pkg/detector/library/driver_test.go
@@ -182,6 +182,32 @@ func TestDriver_Detect(t *testing.T) {
 				},
 			},
 		},
+		{
+			name: "Custom data for vulnerability",
+			fixtures: []string{
+				"testdata/fixtures/go-custom-data.yaml",
+				"testdata/fixtures/data-source.yaml",
+			},
+			libType: ftypes.GoBinary,
+			args: args{
+				pkgName: "github.com/docker/docker",
+				pkgVer:  "23.0.14",
+			},
+			want: []types.DetectedVulnerability{
+				{
+					VulnerabilityID:  "GHSA-v23v-6jw2-98fq",
+					PkgName:          "github.com/docker/docker",
+					InstalledVersion: "23.0.14",
+					FixedVersion:     "23.0.15, 26.1.5, 27.1.1, 25.0.6",
+					DataSource: &dbTypes.DataSource{
+						ID:   vulnerability.GHSA,
+						Name: "GitHub Security Advisory Go",
+						URL:  "https://github.com/advisories?query=type%3Areviewed+ecosystem%3Ago",
+					},
+					Custom: map[string]any{"Severity": 2.0},
+				},
+			},
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
diff --git a/pkg/detector/library/testdata/fixtures/data-source.yaml b/pkg/detector/library/testdata/fixtures/data-source.yaml
index eeb4a57e9637..087f960d2c58 100644
--- a/pkg/detector/library/testdata/fixtures/data-source.yaml
+++ b/pkg/detector/library/testdata/fixtures/data-source.yaml
@@ -25,3 +25,8 @@
         ID: "ghsa"
         Name: "GitHub Security Advisory Pip"
         URL: "https://github.com/advisories?query=type%3Areviewed+ecosystem%3Apip"
+    - key: "go::GitHub Security Advisory Go"
+      value:
+        ID: "ghsa"
+        Name: "GitHub Security Advisory Go"
+        URL: "https://github.com/advisories?query=type%3Areviewed+ecosystem%3Ago"
diff --git a/pkg/detector/library/testdata/fixtures/go-custom-data.yaml b/pkg/detector/library/testdata/fixtures/go-custom-data.yaml
new file mode 100644
index 000000000000..aea7b8c7cd01
--- /dev/null
+++ b/pkg/detector/library/testdata/fixtures/go-custom-data.yaml
@@ -0,0 +1,18 @@
+- bucket: "go::GitHub Security Advisory Go"
+  pairs:
+    - bucket: github.com/docker/docker
+      pairs:
+        - key: "GHSA-v23v-6jw2-98fq"
+          value:
+            PatchedVersions:
+              - "23.0.15"
+              - "26.1.5"
+              - "27.1.1"
+              - "25.0.6"
+            VulnerableVersions:
+              - ">=19.03.0, <23.0.15"
+              - ">=26.0.0, <26.1.5"
+              - ">=27.0.0, <27.1.1"
+              - ">=24.0.0, <25.0.6"
+            Custom:
+              Severity: 2
\ No newline at end of file