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Medium

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in rdiffweb

Type: advisorySource: Official CVE List1 source record

Improper path containment check in ikus060 rdiffweb 7.1.1 allows an authenticated user to cause the browse, restore, history and delete operations to resolve to a path outside the repository being operated on, via a percent-encoded traversal sequence (%2e%2e) in the request path, because the containment check uses a string prefix comparison (startswith) instead of a filesystem path boundary check. The target must be a sibling path whose name begins with the repository path, and the user already hold permissions on it; the issue can mislead a user into operating on, or deleting, data other than the repository displayed

Announced Source revision 1
Original source ↗

CVE-2026-109118

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-2026-109118

rdiffweb

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.

[
  {
    "repo": "https://gitlab.com/ikus-soft/rdiffweb",
    "vendor": "ikus-soft",
    "product": "rdiffweb",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "7.1.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unknown"
  }
]
Related CVEs
CVE-2026-109118

Source reference: /cveMetadata/cveId

Publisher severity

medium

Source reference: /containers/cna/metrics

Event
#32438 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement