Known Vulnerability
The current version has a known security vulnerability. Review the advisory and consider upgrading.
Security Vulnerability
PYSEC-2026-3814
ChromaDB has a code injection vulnerability
Source: osv.dev · Flagged: 2 weeks ago
Security Vulnerability
PYSEC-2026-3815
ChromaDB's SimpleRBACAuthorizationProvider doesn't check which tenant, database, or collection a permission applies to
Source: osv.dev · Flagged: 2 weeks ago
Security Vulnerability
PYSEC-2026-3813
ChromaDB allows any authenticated users to arbitrarily read, write, update, or delete data in any tenant's collection
Source: osv.dev · Flagged: 2 weeks ago
Security Vulnerability
PYSEC-2026-311
ChromaDB Python project has a pre-authentication code injection vulnerability
Source: osv.dev · Flagged: 2 weeks ago
Security Vulnerability
High
GHSA-xph7-9rjv-w5fr
ChromaDB's SimpleRBACAuthorizationProvider doesn't check which tenant, database, or collection a permission applies to
Source: osv.dev · Flagged: 2 weeks ago
Security Vulnerability
Critical
GHSA-f4j7-r4q5-qw2c
ChromaDB Python project has a pre-authentication code injection vulnerability
Source: osv.dev · Flagged: 2 weeks ago
Security Vulnerability
Critical
GHSA-36p7-vc44-83pf
ChromaDB has a code injection vulnerability
Source: osv.dev · Flagged: 2 weeks ago
Security Vulnerability
High
GHSA-2wm9-hf6c-p5cr
ChromaDB allows any authenticated users to arbitrarily read, write, update, or delete data in any tenant's collection
Source: osv.dev · Flagged: 2 weeks ago
Downloads in the 30 and 7 days to October 10, 2026. Refreshed weekly.
Package Information
Latest Version
Requires Python
>=3.9
Licence
Apache Software License
Last Release
5 months ago
First Release
February 9, 2023
Total Releases
130
Python Versions
3
Package Insights
Package Risks
- No releases in 157 days despite active commits
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
100
Popularity
92
Adoption
90
Community
70
Provenance
0
How the maintenance status was determined
Last commit
6 days ago
Monthly downloads
6,779,703
•
Active
Activity within 30 days
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
6,779,703
Stars
29,488
Stars per 1k downloads
4.35
Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
•
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
258,038
Month daily avg
225,990
Momentum
+14.2%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100More insights and metrics
Python version support tiers
requires_python
>=3.9
Cutting Edge
Minimum supported version is 3.14 or newer
Modern
Minimum supported version is 3.11 to 3.13
•
Legacy
Supports 3.10 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
Apache Software License
•
Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
164 days ago
Total releases
130
Releases/year
35.3
•
Rapid
Last release within 365 days and > 12 releases/year
Regular
Last release within 365 days
Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
195
Monthly downloads
6,779,703
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
•
Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
63
Issue Burden
12.3
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
7.6%
contrib / forks
Stale Release
157d
PR Velocity
Active
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
195.4K
Windows
11.9K
macOS
7.6K
Python Versions
3.11
40.0%
83.2K
3.12
32.1%
66.7K
3.13
19.2%
40.0K
3.14
5.0%
10.3K
3.10
3.7%
7.7K
Top Countries
1.
US
138.9K
US
2.
DE
8.6K
DE
3.
IN
8.1K
IN
4.
JP
4.2K
JP
5.
SG
4.1K
SG
6.
FI
3.6K
FI
7.
CN
3.4K
CN
8.
GB
3.1K
GB
9.
AU
3.1K
AU
10.
KR
3.0K
KR
Weekly Downloads
GitHub Stars *
Dependencies
28
- bcrypt >=4.0.1
- build >=1.0.3
-
graphlib-backport
>=1.0.3
python_full_version < "3.9"
- grpcio >=1.58.0
- httpx >=0.27.0
- importlib-resources
- jsonschema >=4.19.0
- kubernetes >=28.1.0
- mmh3 >=4.0.1
- numpy >=1.22.5
- onnxruntime >=1.14.1
- opentelemetry-api >=1.2.0
- opentelemetry-exporter-otlp-proto-grpc >=1.2.0
- opentelemetry-sdk >=1.2.0
- orjson >=3.9.12
- overrides >=7.3.1
- pybase64 >=1.4.1
- pydantic >=2.0
- pydantic-settings >=2.0
- pypika >=0.48.9
- pyyaml >=6.0.0
- rich >=10.11.0
- tenacity >=8.2.3
- tokenizers >=0.13.2
- tqdm >=4.65.0
- typer >=0.9.0
- typing-extensions >=4.5.0
- uvicorn >=0.18.3
3 optional dependencies
-
chroma-hnswlib==0.7.6[dev]extra == "dev"
-
fastapi>=0.115.9[dev]extra == "dev"
-
opentelemetry-instrumentation-fastapi>=0.41b0[dev]extra == "dev"
Used By
1490
- crewai 2.5M/mo
- open-webui 1.2M/mo
- langchain-chroma 869.0K/mo
- llama-index-vector-stores-chroma 276.6K/mo
- mindroom 159.5K/mo
- chroma-mcp 149.7K/mo
- embedchain 79.8K/mo
- langflow-base 65.3K/mo
- mempalace 55.1K/mo
- pygpt-net 31.2K/mo