CVEvulnerability
CVE-2026-109153
5.3 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-10-13
- Last modified
- 2026-10-16
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.3 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 6.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-22
Description
A vulnerability was detected in MosaicML Composer up to 0.32.1. This affects the function tarball.extractall of the file composer/utils/checkpoint.py of the component Checkpoint Extraction. The manipulation results in path traversal. The attack can be executed remotely. The vendor was contacted early about this disclosure.
Related
Weakness · CWE (1)
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness
References
- https://github.com/mosaicml/composer/ github.com
- https://github.com/mosaicml/composer/issues/3942 github.com
- https://vuldb.com/cve/CVE-2026-109153 vuldb.com
- https://vuldb.com/submit/978647 vuldb.com
- https://vuldb.com/vuln/416887 vuldb.com
- https://vuldb.com/vuln/416887/cti vuldb.com