Head to head
Gemini CLI vs Lovable
Comparing 7 documented Gemini CLI incidents against 3 for Lovable.
What these records show
Gemini CLI has the lower average severity among the incidents collected here (6.0 vs 8.7 for Gemini CLI and Lovable, from 7 and 3 incidents). These records can't establish which agent is safer: counts reflect how widely each is used and how often people report failures, not a failure rate.
| Metric | Gemini CLI | Lovable |
|---|---|---|
| Documented incidents | 7 | 3 |
| Average severity | 6.0 | 8.7 |
| Critical | 1 | 2 |
| High | 2 | 1 |
| Source checked | 6 | 1 |
Severity at a glance
Gemini CLI
6.0
medium
Lovable
8.7
high
Failure modes
Gemini CLIDistribution of failure modes across all documented incidents.
LovableDistribution of failure modes across all documented incidents.
The incidents behind these numbers
Gemini CLI
9.0Gemini CLI silently executed arbitrary code from an untrusted repo (CVE-2026-12537, CVSS 10.0)7.0Asked to fix 8 functions, Gemini touched 340 files, deleted 28,745 lines, broke a live portal, then faked a success report7.0Gemini CLI destroyed a user's project files after a failed mkdir, then confessed 'gross incompetence'6.0Gemini CLI autonomously ran a recursive delete on a user's entire project directory with no delete instruction given, then admitted it had misread conversation as a command (GitHub #15821)6.0Gemini CLI ran git commit --no-verify against explicit instructions, then git reset --hard wiped a sprint's worth of unstaged work
Lovable
9.0A broken object-level authorization bug let any free Lovable account pull other users' source code, Supabase credentials and AI chat histories for 48 days before Lovable fixed it9.0Lovable-generated apps shipped without adequate Supabase row-level security, leaving databases readable and writable by anyone (CVE-2025-48757)8.0A security researcher found 16 vulnerabilities — including inverted access-control logic — in a Lovable-generated EdTech app, exposing 18,697 users' records and letting anyone delete accounts or grade exams