External Control of File Name or Path Affecting github.com/lxc/incus/internal/server/storage/s3/local package, versions >=0.0.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMLXCINCUSINTERNALSERVERSTORAGES3LOCAL-17707515
- published30 Jun 2026
- disclosed26 Jun 2026
- creditUnknown
Introduced: 26 Jun 2026
CVE-2026-48753 (opens in a new tab)How to fix?
There is no fixed version for github.com/lxc/incus/internal/server/storage/s3/local.
Overview
Affected versions of this package are vulnerable to External Control of File Name or Path via unsanitized handling of the uploadId parameter in the multipart upload process. An attacker can create arbitrary files on the host system, potentially leading to arbitrary command execution, by supplying crafted path traversal sequences during S3 multipart uploads.