$0
Price
Open source, sponsor-funded
Report
Should I Use Caddy Web Server?
Caddy is a powerful, enterprise-ready, open source web server with automatic HTTPS written in Go
Worth it
Worth itBuy if you self-host or run small-to-medium sites and want HTTPS without cert hassle.
Free open-source web server with automatic HTTPS; great for self-hosters, risky bet for high-traffic or SLA-needing shops.
Confidence: Medium
Yes
Free tier
All features free
Tens of thousands of domains
Reported scale
Community-reported HTTPS deployments
3
Numbered CVEs in sources
2022–2026, incl. CSRF and auth issues
Value for money
5
Free, open source, no license fees
Ease of use
5
Automatic HTTPS; users call it magic
Feature depth
4
HTTP/1-2-3, reverse proxy, extensible modules
Support quality
2
Community-only; maintainership bottleneck reported
Security posture
3
Secure defaults, but multiple published CVEs
Pros
Cons
Gotchas
- mediumPlugins extend attack surface: Trail of Bits found 10 flaws in one SSO plugin10
- mediumNo SLA or paid support; you depend on community forums in production incidents³
- mediumMaintainership bottleneck reported Oct 2025; project sustainability in question⁵
- lowAWS/Azure Marketplace 'Caddy' images are paid third-party bundles, not official pricing
Best for
- Self-hosters and homelabs
- Small-to-medium websites
- Reverse proxy with auto-HTTPS
- Solo devs tired of nginx config
Not for
- Super high-traffic platforms (scale questioned by users)
- Enterprises needing vendor SLAs or support contracts
- Teams with deep nginx investment (switching cost, no payoff)
- Buyers wanting a managed or hosted service
Pricing
Caddy (open source)
$0
- Automatic HTTPS
- HTTP/1, 2, 3 and reverse proxy
- Community support only
Security
HTTPS-secure by default, but multiple CVEs published 2022–2026; one finding disputed; third-party plugins add risk.
- CVE-2026-27589 — CSRF vulnerabilityClassified CWE-352 cross-site request forgery, published February 2026.⁸
- CVE-2026-30851 — Improper authenticationAuthentication flaw; Acunetix also lists a related auth-bypass-by-spoofing entry.⁹
- CVE-2022-28923 — Open redirectOpen redirect vulnerability; later analysis disputed its severity.
- SSO plugin flaws (2023)Trail of Bits found 10 vulnerabilities in a third-party SSO plugin for Caddy.10
What users say
Reddit users overwhelmingly praise Caddy's simplicity and automatic HTTPS as an nginx/apache replacement for self-hosting.
“Caddy Web server is awesome. stop using apache and…”
“Caddy is magic. Change my mind”
“I started self hosting recently, and I used Caddy v2”
Alternatives
Compare Caddy Web Server with each alternative.
Nginx
Battle-tested at extreme scale; steeper config, no auto-HTTPS
Caddy Web Server vs NginxTraefik
Container-native reverse proxy with automatic certificates
Apache HTTP Server
Old, ubiquitous, huge documentation; heavier configuration
Caddy Web Server vs Apache HTTP ServerCaddy vs nginx guides
Compare reverse proxies before committing either way
Caddy Web Server vs Caddy vs nginx guidesFull analysis
Based on 40+ public sources; no formal review ratings found, so confidence is medium.
Sources
- Caddy — official sitecaddyserver.comofficial
- caddyserver/caddy on GitHubgithub.comofficial
- Sponsor the Caddy Projectcaddyserver.comofficial
news
- Caddy maintainership bottleneck — BigGo Financefinance.biggo.comnews
- Has anyone tried Caddy? — Linux Communitylinuxcommunity.ioreview
review
- CVE-2026-27589 CSRF — SentinelOnesentinelone.comsecurity
security
- Security flaws in an SSO plugin for Caddy — Trail of Bitsblog.trailofbits.comsecurity
Rate this review
Anonymous. You can change your vote.
Loading votes…
Ask a follow-up
Ask if a use case fits. Answers stay inside this report and its sources.
Comments
One queue. No replies. Give a display name first. Limit: 7 comments per day.
No comments yet.