Vulnerability · Published Mar 28, 2026 · Assigned by VulDB

CVE-2026-4993wandb OpenUI config.py hard-coded credentials

Low 3.3

In plain English

A low-severity hard-coded credentials in OpenUI from wandb. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).

Severity (CVSS 3.1)3.3Low

Exploit odds (30 days)0.1%top 96.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in wandb OpenUI up to 0.0.0.0/1.0. This impacts an unknown function of the file backend/openui/config.py. The manipulation of the argument LITELLM_MASTER_KEY leads to hard-coded credentials. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
wandb	OpenUI	0.0.01.0

Weakness: CWE-798, CWE-259 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

References

VDB-353880 | wandb OpenUI config.py hard-coded credentials vdb-entry, technical-description
VDB-353880 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #778265 | Weights and Biases OpenUI <= 1.0 (commit f9d8f0e) Use of Hard-coded Credentials (CWE-798) third-party-advisory
https://gist.github.com/YLChen-007/3bf37486022d4c57caec3a35cd79ac92 exploit