diff --git a/models/forgejo_migrations/migrate.go b/models/forgejo_migrations/migrate.go
index 39c8c8a142..3c85031e9a 100644
--- a/models/forgejo_migrations/migrate.go
+++ b/models/forgejo_migrations/migrate.go
@@ -52,6 +52,8 @@ var migrations = []*Migration{
 	NewMigration("Add wiki_branch to repository", forgejo_v1_22.AddWikiBranchToRepository),
 	// v6 -> v7
 	NewMigration("Add enable_repo_unit_hints to the user table", forgejo_v1_22.AddUserRepoUnitHintsSetting),
+	// v7 -> v8
+	NewMigration("Remove SSH signatures from Release notes", forgejo_v1_22.RemoveSSHSignaturesFromReleaseNotes),
 }
 
 // GetCurrentDBVersion returns the current Forgejo database version.
diff --git a/models/forgejo_migrations/v1_22/main_test.go b/models/forgejo_migrations/v1_22/main_test.go
new file mode 100644
index 0000000000..8ca5395a26
--- /dev/null
+++ b/models/forgejo_migrations/v1_22/main_test.go
@@ -0,0 +1,14 @@
+// Copyright 2024 The Forgejo Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_22 //nolint
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/migrations/base"
+)
+
+func TestMain(m *testing.M) {
+	base.MainTest(m)
+}
diff --git a/models/forgejo_migrations/v1_22/v8.go b/models/forgejo_migrations/v1_22/v8.go
new file mode 100644
index 0000000000..2d3c0c594b
--- /dev/null
+++ b/models/forgejo_migrations/v1_22/v8.go
@@ -0,0 +1,51 @@
+// Copyright 2024 The Forgejo Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_22 //nolint
+
+import (
+	"strings"
+
+	"xorm.io/xorm"
+)
+
+func RemoveSSHSignaturesFromReleaseNotes(x *xorm.Engine) error {
+	type Release struct {
+		ID   int64  `xorm:"pk autoincr"`
+		Note string `xorm:"TEXT"`
+	}
+
+	if err := x.Sync(&Release{}); err != nil {
+		return err
+	}
+
+	var releaseNotes []struct {
+		ID   int64
+		Note string
+	}
+
+	if err := x.Table("release").Where("note LIKE '%-----BEGIN SSH SIGNATURE-----%'").Find(&releaseNotes); err != nil {
+		return err
+	}
+
+	sess := x.NewSession()
+	defer sess.Close()
+
+	if err := sess.Begin(); err != nil {
+		return err
+	}
+
+	for _, release := range releaseNotes {
+		idx := strings.LastIndex(release.Note, "-----BEGIN SSH SIGNATURE-----")
+		if idx == -1 {
+			continue
+		}
+		release.Note = release.Note[:idx]
+		_, err := sess.Exec("UPDATE `release` SET note = ? WHERE id = ?", release.Note, release.ID)
+		if err != nil {
+			return err
+		}
+	}
+
+	return sess.Commit()
+}
diff --git a/models/forgejo_migrations/v1_22/v8_test.go b/models/forgejo_migrations/v1_22/v8_test.go
new file mode 100644
index 0000000000..b8cd478daa
--- /dev/null
+++ b/models/forgejo_migrations/v1_22/v8_test.go
@@ -0,0 +1,34 @@
+// Copyright 2024 The Forgejo Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_22 //nolint
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/migrations/base"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_RemoveSSHSignaturesFromReleaseNotes(t *testing.T) {
+	// A reduced mock of the `repo_model.Release` struct.
+	type Release struct {
+		ID   int64  `xorm:"pk autoincr"`
+		Note string `xorm:"TEXT"`
+	}
+
+	x, deferable := base.PrepareTestEnv(t, 0, new(Release))
+	defer deferable()
+
+	assert.NoError(t, RemoveSSHSignaturesFromReleaseNotes(x))
+
+	var releases []Release
+	err := x.Table("release").OrderBy("id ASC").Find(&releases)
+	assert.NoError(t, err)
+	assert.Len(t, releases, 3)
+
+	assert.Equal(t, "", releases[0].Note)
+	assert.Equal(t, "A message.\n", releases[1].Note)
+	assert.Equal(t, "no signature present here", releases[2].Note)
+}
diff --git a/models/migrations/fixtures/Test_RemoveSSHSignaturesFromReleaseNotes/release.yml b/models/migrations/fixtures/Test_RemoveSSHSignaturesFromReleaseNotes/release.yml
new file mode 100644
index 0000000000..caa0b40b8a
--- /dev/null
+++ b/models/migrations/fixtures/Test_RemoveSSHSignaturesFromReleaseNotes/release.yml
@@ -0,0 +1,22 @@
+# type Release struct {
+#   ID   int64  `xorm:"pk autoincr"`
+#   Note string `xorm:"TEXT"`
+# }
+-
+  id: 1
+  note: |
+    -----BEGIN SSH SIGNATURE-----
+    some signature
+    -----END SSH SIGNATURE-----
+
+-
+  id: 2
+  note: |
+    A message.
+    -----BEGIN SSH SIGNATURE-----
+    some signature
+    -----END SSH SIGNATURE-----
+
+-
+  id: 3
+  note: "no signature present here"