diff --git a/src/controllers/admin/groups.js b/src/controllers/admin/groups.js
index a1a7c6fd1c..a43afa9c17 100644
--- a/src/controllers/admin/groups.js
+++ b/src/controllers/admin/groups.js
@@ -34,6 +34,9 @@ groupsController.list = async function (req, res) {
 groupsController.get = async function (req, res, next) {
 	const slug = slugify(req.params.name);
 	const groupName = await groups.getGroupNameByGroupSlug(slug);
+	if (!groupName) {
+		return next();
+	}
 	const [groupNames, group] = await Promise.all([
 		getGroupNames(),
 		groups.get(groupName, { uid: req.uid, truncateUserList: true, userListCount: 20 }),
diff --git a/src/groups/create.js b/src/groups/create.js
index 74ef56a41f..5172038052 100644
--- a/src/groups/create.js
+++ b/src/groups/create.js
@@ -18,8 +18,11 @@ module.exports = function (Groups) {
 
 		Groups.validateGroupName(data.name);
 
-		const exists = await meta.userOrGroupExists(data.name);
-		if (exists) {
+		const [exists, privGroupExists] = await Promise.all([
+			meta.userOrGroupExists(data.name),
+			privilegeGroupExists(data.name),
+		]);
+		if (exists || privGroupExists) {
 			throw new Error('[[error:group-already-exists]]');
 		}
 
@@ -58,7 +61,9 @@ module.exports = function (Groups) {
 			]);
 		}
 
-		await db.setObjectField('groupslug:groupname', groupData.slug, groupData.name);
+		if (!Groups.isPrivilegeGroup(groupData.name)) {
+			await db.setObjectField('groupslug:groupname', groupData.slug, groupData.name);
+		}
 
 		groupData = await Groups.getGroupData(groupData.name);
 		plugins.hooks.fire('action:group.create', { group: groupData });
@@ -71,6 +76,10 @@ module.exports = function (Groups) {
 			Groups.isPrivilegeGroup(data.name);
 	}
 
+	async function privilegeGroupExists(name) {
+		return Groups.isPrivilegeGroup(name) && await db.isSortedSetMember('groups:createtime', name);
+	}
+
 	Groups.validateGroupName = function (name) {
 		if (!name) {
 			throw new Error('[[error:group-name-too-short]]');
diff --git a/src/groups/delete.js b/src/groups/delete.js
index 1fc8beef02..449640c190 100644
--- a/src/groups/delete.js
+++ b/src/groups/delete.js
@@ -28,7 +28,9 @@ module.exports = function (Groups) {
 			);
 		});
 		const sets = groupNames.map(groupName => `${groupName.toLowerCase()}:${groupName}`);
-		const fields = groupNames.map(groupName => slugify(groupName));
+		const groupSlugs = groupNames
+			.filter(groupName => !Groups.isPrivilegeGroup(groupName))
+			.map(groupName => slugify(groupName));
 
 		await Promise.all([
 			db.deleteAll(keys),
@@ -38,7 +40,7 @@ module.exports = function (Groups) {
 				'groups:visible:memberCount',
 			], groupNames),
 			db.sortedSetRemove('groups:visible:name', sets),
-			db.deleteObjectFields('groupslug:groupname', fields),
+			db.deleteObjectFields('groupslug:groupname', groupSlugs),
 			removeGroupsFromPrivilegeGroups(groupNames),
 		]);
 		Groups.cache.reset();
diff --git a/src/groups/update.js b/src/groups/update.js
index 9da76c9180..804268c587 100644
--- a/src/groups/update.js
+++ b/src/groups/update.js
@@ -191,8 +191,10 @@ module.exports = function (Groups) {
 		await updateConfig(oldName, newName);
 		await updateChatRooms(oldName, newName);
 		await db.setObject(`group:${oldName}`, { name: newName, slug: slugify(newName) });
-		await db.deleteObjectField('groupslug:groupname', group.slug);
-		await db.setObjectField('groupslug:groupname', slugify(newName), newName);
+		if (!Groups.isPrivilegeGroup(oldName) && !Groups.isPrivilegeGroup(newName)) {
+			await db.deleteObjectField('groupslug:groupname', group.slug);
+			await db.setObjectField('groupslug:groupname', slugify(newName), newName);
+		}
 
 		const allGroups = await db.getSortedSetRange('groups:createtime', 0, -1);
 		const keys = allGroups.map(group => `group:${group}:members`);
diff --git a/src/upgrades/3.8.0/remove-privilege-slugs.js b/src/upgrades/3.8.0/remove-privilege-slugs.js
new file mode 100644
index 0000000000..bfd589f6fc
--- /dev/null
+++ b/src/upgrades/3.8.0/remove-privilege-slugs.js
@@ -0,0 +1,31 @@
+/* eslint-disable no-await-in-loop */
+
+'use strict';
+
+const db = require('../../database');
+const groups = require('../../groups');
+const batch = require('../../batch');
+
+module.exports = {
+	name: 'Remove privilege groups from groupslug:groupname object',
+	timestamp: Date.UTC(2024, 3, 8),
+	method: async function () {
+		const { progress } = this;
+
+		const slugsToNames = await db.getObject(`groupslug:groupname`);
+		const privilegeGroups = [];
+		for (const [slug, name] of Object.entries(slugsToNames)) {
+			if (groups.isPrivilegeGroup(name)) {
+				privilegeGroups.push(slug);
+			}
+		}
+
+		progress.total = privilegeGroups.length;
+		await batch.processArray(privilegeGroups, async (slugs) => {
+			progress.incr(slugs.length);
+			await db.deleteObjectFields(`groupslug:groupname`, slugs);
+		}, {
+			batch: 500,
+		});
+	},
+};