CVE-2026-109156SeldonIO MLServer environment_tarball env.py _extract_env path traversal
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No exploitation reported and no EPSS estimate yet.
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A vulnerability has been found in SeldonIO MLServer up to 1.6.1. Affected is the function _extract_env of the file mlserver/env.py of the component environment_tarball Handler. Such manipulation leads to path traversal. The attack may be performed from remote. The vendor was contacted early about this disclosure but did not respond in any way.
- CVSS
- 6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C
- Weakness (CWE)
- CWE-22
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
Affected products
SeldonIO MLServer seldonio:mlserver | 1.6.0; 1.6.1 | CNA record |
References
- https://vuldb.com/vuln/416889vdb-entry, technical-description
- https://vuldb.com/vuln/416889/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-109156third-party-advisory
- https://vuldb.com/submit/978677third-party-advisory
- https://github.com/SeldonIO/MLServer/issues/2553issue-tracking
- https://github.com/SeldonIO/MLServer/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.