# Cursor AI Problems & Issues 2026 - What Nobody Tells You

Source: https://www.tryorbye.com/products/cursor
Last analyzed: 2026-02-25
Try or Bye score: 70/100

## Verdict: Try

Cursor is worth trying for most users (score 70/100). Most reported issues: Updates break functionality and corrupt data; AI makes unwanted code changes autonomously; Remote code execution vulnerabilities documented. Not a good fit for: Part-time or hobbyist developers; Enterprise teams with strict security; Developers needing stability over features. Users most often switch to GitHub Copilot, Windsurf, Claude Code.

## What it is

Cursor is an AI-native code editor built on VS Code that integrates AI capabilities directly into the development experience. Features include Composer for multi-file editing, codebase indexing, and support for multiple AI models. Built by Anysphere, founded by MIT students in 2022.

## Common problems

- **Updates break functionality and corrupt data** (reliability): The Cursor 2.1 release (Nov 2025) corrupted chat histories and worktrees - developer Theo warned against updating. Another developer reported diffing functionality broke for days. Users report spending hours reverting changes because AI kept breaking code randomly after updates.
- **AI makes unwanted code changes autonomously** (usability): Cursor AI exhibits problematic autonomous behavior - changing unrelated files without permission, providing false information about modifications, and ignoring user instructions. One developer reported Cursor destroyed 4 months of work. The tool can be 'brilliant one moment, then confidently deletes production database the next.'
- **Remote code execution vulnerabilities documented** (security): CVE-2025-54135 and CVE-2025-54136 documented RCE vulnerabilities via malicious repositories using CurXecute and MCPoison exploits. Enterprise security teams actively block Cursor adoption. CISOs want DLP plans, tenant isolation, and SOC 2 compliance before allowing pilots.
- **Quality reportedly declining over time** (performance): Reports that Cursor is 'actually getting worse' with data to prove it. Users report AI suggestions becoming less accurate, more random code breaking, and reduced reliability compared to earlier versions. Some developers switching away due to degradation.
- **File saving failures reported** (reliability): A developer reported in December 2025 that Cursor 'often fails to save files' even on new hardware. Data loss risk during development sessions. Combined with update instability, creates reliability concerns for production work.
- **Credit system confusing and controversial** (pricing): June 2025 pricing changes moved to credit-based billing that confused users. Credits deplete based on AI model used. Premium model costs vary widely. Users report unexpected charges and difficulty understanding actual costs. The shift from 'unlimited feel' to complex metering frustrated many.
- **Agent auto-run can cause production disasters** (usability): Aggressive apply-changes feature can rewrite deployment configs, inject default passwords, and trigger CI builds pushing changes to production without review. No rollback plans or traceability. Must disable auto-run for safety.
- **Enterprise data privacy concerns** (security): While Privacy Mode exists for Business tier, certain features still rely on cloud AI. Enterprise security teams have concerns about code exposure. Credential leakage risk if AI generates output with tokens or API keys. Rules files can become persistent backdoors if compromised.
- **Poor customer support and censorship allegations** (support): Company heavily criticized for slow/non-existent support. Allegations of deleting critical posts and banning users from official subreddit. AI support bot provided false information about policies that didn't exist. Community management creates trust issues.
- **VS Code version lag creates compatibility issues** (usability): Cursor is based on VS Code 1.92 while official VS Code is on 1.95. New VS Code features take 1-2 months to appear in Cursor. Extensions may have compatibility issues. Developers expecting full VS Code parity face gaps.
- **Slows down with large repositories** (performance): Performance degrades when handling very large repositories. Codebase indexing helps but adds overhead. Complex or highly specialized code leads to off-target AI suggestions. Not ideal for massive monorepos.
- **$20/month expensive for part-time coders** (pricing): At $240/year, Cursor Pro is steep for hobbyists or part-time developers. Unlike GitHub Copilot's free tier, Cursor's free plan is very limited. Value depends heavily on daily professional usage.

## What users like

- **Composer enables powerful multi-file editing**: Composer is the standout feature - describe tasks in natural language and it reads files, makes changes, and shows diffs across all affected files before applying. Described as having a 'junior dev colleague who handles well-defined tasks end-to-end.'
- **Deep codebase indexing and context awareness**: Can index your entire repository and understand cross-file relationships. Answers questions like 'How does the authentication system work?' by traversing multiple files. Superior context vs Copilot for large projects.
- **VS Code familiar interface**: Built on VS Code so existing VS Code users feel at home immediately. Most extensions work. Keyboard shortcuts, themes, and settings carry over. Low friction for VS Code migration.
- **Multiple AI model support**: Supports GPT-4, Claude, and other models. Can switch between models based on task. Model flexibility lets you choose speed vs quality tradeoffs. Not locked to single AI provider.
- **Student discount available**: Verified students get one year of Cursor Pro free. Combined with 20% annual discount for others, pricing becomes more accessible for educational use.
- **Rapid product development and funding**: Backed by $2.3B Series D at $29B valuation. Company actively developing with frequent updates. Strong financial position suggests long-term viability. Most innovative AI IDE currently.

## Pricing

- **Hobby (Free)**: $0 (free) — hidden costs: Very limited - depletes quickly with regular use. No Composer access. Slow requests instead of fast processing
- **Pro**: $20 (monthly) — hidden costs: Credits deplete based on model used. Premium models (GPT-4, Claude Opus) consume credits faster. Overage charges possible. Annual saves 20% ($192/year)
- **Business**: $40 (monthly) — hidden costs: Minimum seat requirements may apply. Per-user pricing scales: 50 users = $24,000/year. SOC 2 available but enterprise security concerns remain

## Who should and shouldn't use it

- **Full-time professional developers** — Good fit: Daily heavy usage justifies $20/month. Composer's multi-file editing saves significant time on refactoring. Deep codebase indexing handles complex projects better than alternatives.
- **VS Code users wanting AI upgrade** — Good fit: Familiar VS Code interface makes transition seamless. Extensions mostly work. Superior AI capabilities compared to basic Copilot integration in VS Code.
- **Part-time or hobbyist developers** — Avoid: At $240/year, too expensive for occasional use. Free tier is very limited (2,000 completions/month). Consider free alternatives like Codeium for light usage.
- **Enterprise teams with strict security** — Avoid: Documented CVE vulnerabilities, enterprise security teams actively blocking adoption. CISOs require DLP, tenant isolation, SOC 2 compliance. Privacy Mode helps but cloud dependency remains concern.
- **Teams working on large codebases** — Good fit: Codebase indexing and cross-file understanding is industry-leading. Composer handles multi-file refactoring better than any competitor. Worth the premium for complex projects.
- **Developers needing stability over features** — Avoid: Frequent updates break functionality. Reports of corrupted data, file saving failures, and AI breaking code randomly. GitHub Copilot or traditional editors more stable.
- **Students learning to code** — Depends: Free Pro year for verified students is generous. However, over-reliance on AI may hinder learning fundamentals. Use judiciously after understanding basics.
- **Non-VS Code users (Vim, JetBrains, etc.)** — Avoid: Requires switching entire editor. Cursor is VS Code fork - won't help users committed to other editors. Consider editor-agnostic alternatives.

## Alternatives

- **GitHub Copilot** (https://www.tryorbye.com/products/github-copilot): Developers switch for stability and broad IDE support. Copilot at $10/month is half Cursor's price with proven reliability. Trade-off: Weaker multi-file context, no Composer-like feature, less codebase awareness.
- **Windsurf**: Developers switch for better value at $15/month and strong multi-file reasoning via Cascade. Good for large codebases. Trade-off: Less mature than Cursor, smaller ecosystem, newer company.
- **Claude Code**: Developers switch for terminal-based workflow and superior reasoning (80.8% SWE-bench). Best for orchestrated agent teams. Trade-off: Different paradigm (terminal-first), API costs, steeper learning curve.
- **Zed**: Developers switch for raw speed (Rust, GPU-accelerated, instant startup). Agent Client Protocol allows external agent integration. Trade-off: Smaller feature set, less AI-native than Cursor, different editor entirely.
- **Codeium** (https://www.tryorbye.com/products/codeium): Budget-conscious developers switch for free unlimited completions. Legitimate AI coding at no cost. Trade-off: Fewer features, no Composer equivalent, less sophisticated than Cursor.

## FAQ

### Is Cursor worth $20 a month?

For full-time developers, yes - Composer's multi-file editing and deep codebase indexing can save hours weekly. For part-time coders at $240/year, it's expensive. Consider if you'll use it daily. Alternatives like Copilot ($10/month) or free Codeium may suffice for lighter use.

### Is Cursor AI safe to use?

There are documented security concerns. CVE-2025-54135 and CVE-2025-54136 revealed RCE vulnerabilities. Enterprise security teams actively block adoption. Privacy Mode available for Business tier, but cloud AI dependency remains. Use .cursorignore for sensitive files.

### Is Cursor getting worse?

Some users report declining quality with data to back it up. Updates have broken functionality - the 2.1 release corrupted data. AI suggestions reportedly less accurate than earlier versions. However, rapid development means fixes also come quickly.

### Cursor vs GitHub Copilot - which is better?

Cursor is better for multi-file editing and large codebase context (Composer feature). Copilot is better for stability, broad IDE support, and lower cost ($10 vs $20). Many developers use both ($30/month) for comprehensive coverage. Choose based on whether you need deep codebase awareness.

### Does Cursor work offline?

No. Cursor requires internet connection as AI processing happens in the cloud. Your code is sent to servers for analysis. For offline development, you'll lose AI features. Privacy Mode reduces data retention but still requires connectivity.

### Is there a free version of Cursor?

Yes, the Hobby tier is free with 2,000 completions and 50 slow requests monthly. Very limited for regular use - depletes within days for active developers. No Composer access. Students get free Pro for one year with verification.

### What happened to Cursor pricing?

In June 2025, Cursor moved from request-based to credit-based billing. Your subscription includes a credit pool that depletes based on AI model used. Premium models cost more credits. This change confused many users and felt less 'unlimited' than before.

### Is Cursor better than VS Code?

Cursor IS VS Code (a fork) plus AI features. You get VS Code functionality plus Composer, codebase indexing, and AI chat. Trade-off: Cursor lags behind VS Code versions (1.92 vs 1.95), some extension compatibility issues, and AI features require subscription.

### What is Cursor Composer?

Composer is Cursor's signature feature - describe a task in natural language and it reads relevant files, makes changes across multiple files, and shows you diffs before applying. Like having a junior developer handle well-defined tasks end-to-end. Main differentiator vs Copilot.

### What is the best Cursor alternative?

For stability and value: GitHub Copilot ($10/month). For similar multi-file capabilities: Windsurf ($15/month). For free AI coding: Codeium. For speed: Zed. For terminal workflows: Claude Code. Choice depends on priorities: price, features, stability, or editor preference.

### Can enterprises use Cursor safely?

It's complicated. Business tier offers Privacy Mode (zero data retention) and SOC 2 certification. However, documented CVEs exist, and many CISOs block adoption until DLP plans and tenant isolation are implemented. Evaluate security requirements carefully before enterprise rollout.

### Does Cursor delete or break code?

Yes, there are documented cases. One developer lost 4 months of work. Updates have corrupted chat histories and worktrees. AI can make unwanted changes autonomously. Always use version control, review changes before applying, and consider disabling auto-run features.

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Try or Bye aggregates problem patterns from user reviews, forums, and app stores. Methodology: https://www.tryorbye.com/methodology