LowVulnerabilityLLM-specific

CVE-2026-4993: wandb OpenUI hard-coded credentials in config.py via LITELLM_MASTER_KEY

Source: NVD(opens in a new tab)
Identifier: CVE-2026-4993
Published: March 28, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.1%

Summary

CVE-2026-4993 affects wandb OpenUI up to 0.0.0.0/1.0, in an unknown function of backend/openui/config.py. Manipulating the LITELLM_MASTER_KEY argument leads to hard-coded credentials (CWE-259, CWE-798), and an attack must be launched locally. The exploit is public, and the vendor did not respond to early disclosure contact.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

CVSS score: 3.3(low)
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector: local
Attack complexity: low
Privileges required: low
User interaction: none
EPSS: 0.1%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 8, 2026.
Disclosure date: March 28, 2026

Weaknesses and techniques

Weakness (CWE): CWE-259
CWE-798

Classification

Attack type: Other
Attack sophistication: Trivial
AI component targeted: API
Impact: Confidentiality
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-4993

First tracked: March 28, 2026 at 08:07 AM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 85% (self-assessed)

Summary

Mitigation

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