diff --git a/go.mod b/go.mod
index 6b4211340..bee451ea2 100644
--- a/go.mod
+++ b/go.mod
@@ -74,7 +74,7 @@ require (
 	go.opentelemetry.io/otel/trace v1.26.0
 	go.uber.org/automaxprocs v1.5.3
 	golang.org/x/crypto v0.24.0
-	golang.org/x/image v0.17.0
+	golang.org/x/image v0.18.0
 	golang.org/x/net v0.26.0
 	golang.org/x/oauth2 v0.21.0
 	golang.org/x/text v0.16.0
diff --git a/go.sum b/go.sum
index 1aeec6b08..75379c2b4 100644
--- a/go.sum
+++ b/go.sum
@@ -695,8 +695,8 @@ golang.org/x/exp v0.0.0-20240222234643-814bf88cf225/go.mod h1:CxmFvTBINI24O/j8iY
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
-golang.org/x/image v0.17.0 h1:nTRVVdajgB8zCMZVsViyzhnMKPwYeroEERRC64JuLco=
-golang.org/x/image v0.17.0/go.mod h1:4yyo5vMFQjVjUcVk4jEQcU9MGy/rulF5WvUILseCM2E=
+golang.org/x/image v0.18.0 h1:jGzIakQa/ZXI1I0Fxvaa9W7yP25TqT6cHIHn+6CqvSQ=
+golang.org/x/image v0.18.0/go.mod h1:4yyo5vMFQjVjUcVk4jEQcU9MGy/rulF5WvUILseCM2E=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
 golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
diff --git a/vendor/golang.org/x/image/tiff/reader.go b/vendor/golang.org/x/image/tiff/reader.go
index 0ad155290..1b8fcb859 100644
--- a/vendor/golang.org/x/image/tiff/reader.go
+++ b/vendor/golang.org/x/image/tiff/reader.go
@@ -36,7 +36,10 @@ func (e UnsupportedError) Error() string {
 	return "tiff: unsupported feature: " + string(e)
 }
 
-var errNoPixels = FormatError("not enough pixel data")
+var (
+	errNoPixels          = FormatError("not enough pixel data")
+	errInvalidColorIndex = FormatError("invalid color index")
+)
 
 const maxChunkSize = 10 << 20 // 10M
 
@@ -337,13 +340,18 @@ func (d *decoder) decode(dst image.Image, xmin, ymin, xmax, ymax int) error {
 		}
 	case mPaletted:
 		img := dst.(*image.Paletted)
+		pLen := len(d.palette)
 		for y := ymin; y < rMaxY; y++ {
 			for x := xmin; x < rMaxX; x++ {
 				v, ok := d.readBits(d.bpp)
 				if !ok {
 					return errNoPixels
 				}
-				img.SetColorIndex(x, y, uint8(v))
+				idx := uint8(v)
+				if int(idx) >= pLen {
+					return errInvalidColorIndex
+				}
+				img.SetColorIndex(x, y, idx)
 			}
 			d.flushBits()
 		}
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 140759020..5650e8ba8 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -1069,7 +1069,7 @@ golang.org/x/exp/slices
 golang.org/x/exp/slog
 golang.org/x/exp/slog/internal
 golang.org/x/exp/slog/internal/buffer
-# golang.org/x/image v0.17.0
+# golang.org/x/image v0.18.0
 ## explicit; go 1.18
 golang.org/x/image/bmp
 golang.org/x/image/ccitt