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CVE-2026-8828

HIGH
8.8
CVSS 4.0
Description
A lack of authorization validation in version 1.0.0 or later of the ChromaDB Rust project allows any authenticated users to arbitrarily read, write, update, or delete data in any tenant's collection regardless of which tenant they belong to.

Metadata

CVE ID
CVE-2026-8828
State
PUBLISHED
Assigner
HiddenLayer
Reserved
2026-05-18 13:23 UTC
Published
2026-06-12 14:50 UTC
Last updated
2026-06-12 16:00 UTC
Primary CWE
CWE-639
CWE-639 Authorization bypass through User-Controlled key
Vendor / Product
Chroma / ChromaDB
Sources
cve.org  ·  NVD

Severity & Metrics

8.8 HIGH CVSS 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
Chroma ChromaDB — 1.0.0 ≤ *
Weakness (CWE)
CWESourceDescription
CWE-639 cna CWE-639 Authorization bypass through User-Controlled key
CVSS scores (1)
ScoreSeverityVersionSourceVector
8.8 HIGH 4.0 cna CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
References (1)
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