MediumFix available
Vulnerabilities in handler/placeholder layer in github.com/caddyserver/caddy
Rewrite placeholder re-expansion, unbounded body buffer DoS, and fileHidden case-sensitivity bypass in github.com/caddyserver/caddy
Announced Source revision 2
Original source ↗CVE context updated. The publisher announcement is unchanged.
GO-2026-6512
Primary source · Revision 2
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:GO-2026-6512
github.com/caddyserver/caddy/v2
Source reference: /affected/0/package/name
- Affected versions
- Not stated in this record
- Fixed versions
- 2.11.4
Source reference:
/affected/0/ranges - Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "SEMVER",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.11.4"
}
]
}
],
"package": {
"name": "github.com/caddyserver/caddy/v2",
"purl": "pkg:golang/github.com/caddyserver/caddy/v2",
"ecosystem": "Go"
},
"database_specific": {
"source": "https://vuln.go.dev/ID/GO-2026-6512.json"
},
"ecosystem_specific": {
"imports": [
{
"path": "github.com/caddyserver/caddy/v2/modules/caddyhttp/rewrite",
"symbols": [
"Rewrite.Provision",
"Rewrite.Rewrite",
"Rewrite.ServeHTTP",
"queryOpsReplacement.Provision"
]
}
]
}
}
]- Related CVEs
- CVE-2026-77281
Source reference:
/aliasesCVE-2026-92284Source reference:
/aliasesCVE-2026-92700Source reference:
/aliases
Publisher severity
No explicit severity was provided.
- Event
- #72925 · Revision 2
- Added to Heist Feed
- Publisher date