High
rustypaste before 0.18.1 Path Traversal via filename header
rustypaste before 0.18.1 validates the destination path before applying the optional custom filename HTTP header, allowing attackers to bypass directory-escape checks. Attackers can supply path traversal sequences in the filename header to write files outside the configured upload directory to arbitrary locations.
Announced Source revision 1
Original source ↗CVE-2026-90774
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-90774
rustypaste
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "orhun",
"product": "rustypaste",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "0.18.1",
"versionType": "semver"
}
],
"packageURL": "pkg:cargo/rustypaste",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-90774
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #1633 · Revision 1
- Added to Heist Feed
- Publisher date