diff --git a/osv/json.go b/osv/json.go
index 660cda7..8e19f9a 100644
--- a/osv/json.go
+++ b/osv/json.go
@@ -22,6 +22,7 @@
 package osv
 
 import (
+	"strings"
 	"time"
 
 	"golang.org/x/mod/semver"
@@ -58,26 +59,48 @@
 	Fixed      string           `json:"fixed"`
 }
 
+// addSemverPrefix adds a 'v' prefix to s if it isn't already prefixed
+// with 'v' or 'go'. This allows us to easily test go-style SEMVER
+// strings against normal SEMVER strings.
+func addSemverPrefix(s string) string {
+	if !strings.HasPrefix(s, "v") && !strings.HasPrefix(s, "go") {
+		return "v" + s
+	}
+	return s
+}
+
 func (ar AffectsRange) containsSemver(v string) bool {
 	if ar.Type != TypeSemver {
 		return false
 	}
 
-	return (ar.Introduced == "" || semver.Compare(v, ar.Introduced) >= 0) &&
-		(ar.Fixed == "" || semver.Compare(v, ar.Fixed) < 0)
+	// Strip and then add the semver prefix so we can support bare versions,
+	// versions prefixed with 'v', and versions prefixed with 'go'.
+	v = addSemverPrefix(removeSemverPrefix(v))
+
+	return (ar.Introduced == "" || semver.Compare(v, addSemverPrefix(ar.Introduced)) >= 0) &&
+		(ar.Fixed == "" || semver.Compare(v, addSemverPrefix(ar.Fixed)) < 0)
 }
 
 type Affects struct {
 	Ranges []AffectsRange `json:"ranges,omitempty"`
 }
 
+// removeSemverPrefix removes the 'v' or 'go' prefixes from go-style
+// SEMVER strings, for usage in the public vulnerability format.
+func removeSemverPrefix(s string) string {
+	s = strings.TrimPrefix(s, "v")
+	s = strings.TrimPrefix(s, "go")
+	return s
+}
+
 func generateAffects(versions []report.VersionRange) Affects {
 	a := Affects{}
 	for _, v := range versions {
 		a.Ranges = append(a.Ranges, AffectsRange{
 			Type:       TypeSemver,
-			Introduced: v.Introduced,
-			Fixed:      v.Fixed,
+			Introduced: removeSemverPrefix(v.Introduced),
+			Fixed:      removeSemverPrefix(v.Fixed),
 		})
 	}
 	return a
diff --git a/osv/json_test.go b/osv/json_test.go
index 39bfa5d..ae0d69b 100644
--- a/osv/json_test.go
+++ b/osv/json_test.go
@@ -57,16 +57,16 @@
 				Ranges: []AffectsRange{
 					{
 						Type:  TypeSemver,
-						Fixed: "v2.1.1",
+						Fixed: "2.1.1",
 					},
 					{
 						Type:       TypeSemver,
-						Introduced: "v2.3.4",
-						Fixed:      "v2.3.5",
+						Introduced: "2.3.4",
+						Fixed:      "2.3.5",
 					},
 					{
 						Type:       TypeSemver,
-						Introduced: "v2.5.0",
+						Introduced: "2.5.0",
 					},
 				},
 			},
@@ -96,16 +96,16 @@
 				Ranges: []AffectsRange{
 					{
 						Type:  TypeSemver,
-						Fixed: "v2.1.1",
+						Fixed: "2.1.1",
 					},
 					{
 						Type:       TypeSemver,
-						Introduced: "v2.3.4",
-						Fixed:      "v2.3.5",
+						Introduced: "2.3.4",
+						Fixed:      "2.3.5",
 					},
 					{
 						Type:       TypeSemver,
-						Introduced: "v2.5.0",
+						Introduced: "2.5.0",
 					},
 				},
 			},
@@ -146,7 +146,7 @@
 			// v1.0.0 < v2.0.0
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeSemver, Fixed: "v2.0.0"},
+					{Type: TypeSemver, Fixed: "2.0.0"},
 				},
 			},
 			version: "v1.0.0",
@@ -156,7 +156,7 @@
 			// v0.0.1 <= v1.0.0
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeSemver, Introduced: "v0.0.1"},
+					{Type: TypeSemver, Introduced: "0.0.1"},
 				},
 			},
 			version: "v1.0.0",
@@ -166,7 +166,7 @@
 			// v1.0.0 <= v1.0.0
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeSemver, Introduced: "v1.0.0"},
+					{Type: TypeSemver, Introduced: "1.0.0"},
 				},
 			},
 			version: "v1.0.0",
@@ -176,7 +176,7 @@
 			// v1.0.0 <= v1.0.0 < v2.0.0
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeSemver, Introduced: "v1.0.0", Fixed: "v2.0.0"},
+					{Type: TypeSemver, Introduced: "1.0.0", Fixed: "2.0.0"},
 				},
 			},
 			version: "v1.0.0",
@@ -186,7 +186,7 @@
 			// v0.0.1 <= v1.0.0 < v2.0.0
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeSemver, Introduced: "v0.0.1", Fixed: "v2.0.0"},
+					{Type: TypeSemver, Introduced: "0.0.1", Fixed: "2.0.0"},
 				},
 			},
 			version: "v1.0.0",
@@ -196,7 +196,7 @@
 			// v2.0.0 < v3.0.0
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeSemver, Introduced: "v1.0.0", Fixed: "v2.0.0"},
+					{Type: TypeSemver, Introduced: "1.0.0", Fixed: "2.0.0"},
 				},
 			},
 			version: "v3.0.0",
@@ -206,8 +206,8 @@
 			// Multiple ranges
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeSemver, Introduced: "v1.0.0", Fixed: "v2.0.0"},
-					{Type: TypeSemver, Introduced: "v3.0.0"},
+					{Type: TypeSemver, Introduced: "1.0.0", Fixed: "2.0.0"},
+					{Type: TypeSemver, Introduced: "3.0.0"},
 				},
 			},
 			version: "v3.0.0",
@@ -217,7 +217,7 @@
 			// Wrong type range
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeUnspecified, Introduced: "v3.0.0"},
+					{Type: TypeUnspecified, Introduced: "3.0.0"},
 				},
 			},
 			version: "v3.0.0",
@@ -227,8 +227,8 @@
 			// Semver ranges don't match
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeUnspecified, Introduced: "v3.0.0"},
-					{Type: TypeSemver, Introduced: "v4.0.0"},
+					{Type: TypeUnspecified, Introduced: "3.0.0"},
+					{Type: TypeSemver, Introduced: "4.0.0"},
 				},
 			},
 			version: "v3.0.0",
@@ -238,13 +238,23 @@
 			// Semver ranges do match
 			affects: Affects{
 				Ranges: []AffectsRange{
-					{Type: TypeUnspecified, Introduced: "v3.0.0"},
-					{Type: TypeSemver, Introduced: "v3.0.0"},
+					{Type: TypeUnspecified, Introduced: "3.0.0"},
+					{Type: TypeSemver, Introduced: "3.0.0"},
 				},
 			},
 			version: "v3.0.0",
 			want:    true,
 		},
+		{
+			// Semver ranges match (go prefix)
+			affects: Affects{
+				Ranges: []AffectsRange{
+					{Type: TypeSemver, Introduced: "3.0.0"},
+				},
+			},
+			version: "go3.0.1",
+			want:    true,
+		},
 	}
 
 	for _, c := range cases {