01 Record

CVE-2026-48753

Incus has an arbitrary file write via path traversal in S3 multipart upload

CriticalPUBLISHEDCNA: GitHub_M

Base score9.9 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

02 Description

Incus has an arbitrary file write via path traversal in S3 multipart upload

Published

2026-08-21 14:34Z11 HR AGO

Last updated

2026-08-21 15:36Z9 HR AGO

Reserved

2026-05-22

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Critical (CVSS 9.9)

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weaknesses

SSVC decision

ExploitationpocAutomatablenoTechnical Impacttotal

Data version

5.2

Document digest

0324fe2b7314fbd99b4b7b1f4c80c6796ac4b5c50499671ad89077d870e91e53

VendorProductVersionsPlatforms

lxcincus< 7.1.0—