CVE-2026-85211

HIGHCVSS 7.7/10

Last modified

CVE-2026-85211 is a high-severity vulnerability rated 7.7/10 on the CVSS scale. Label Studio fails to apply organization filters when resolving storage URIs for tasks and projects in proxy_api.py endpoints. Attackers can access other tenants' cloud storage objects by creating a separate organization and supplying arbitrary file URIs to presign or stream bucket contents..

Description

Label Studio fails to apply organization filters when resolving storage URIs for tasks and projects in proxy_api.py endpoints. Attackers can access other tenants' cloud storage objects by creating a separate organization and supplying arbitrary file URIs to presign or stream bucket contents.

Metrics

CVSS 3.1
7.7/10

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

CVSS 4.0
8.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/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

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
HumanSignallabel-studio<= 1.23.0

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-85211?
Label Studio fails to apply organization filters when resolving storage URIs for tasks and projects in proxy_api.py endpoints. Attackers can access other tenants' cloud storage objects by creating a separate organization and supplying arbitrary file URIs to presign or stream bucket contents.
How severe is CVE-2026-85211?
CVE-2026-85211 has a CVSS score of 7.7/10 (HIGH severity).
How do I fix CVE-2026-85211?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST