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TI-2026-04352 Aliases CVE-2026-4992GHSA-gj7h-pv73-9jrx

wandb OpenUI HTMLAnnotator server.py get_share HTML injection

Priority MEDIUM 57CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Cross-site scripting, Code execution
Confidentiality · integrity · availability
None · Low · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79 and CWE-94.

Summary

A flaw has been found in wandb OpenUI up to 1.0. This affects the function create_share/get_share of the file backend/openui/server.py of the component HTMLAnnotator Component. Executing a manipulation of the argument ID can lead to HTML injection. The attack may be performed from remote. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00343 27th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
wandbOpenUI1.0—No fix listedCNA
  • OpenUI Vendorwandb Affected 1.0 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-4992
  2. 2026-10-03 Alias added: GHSA-gj7h-pv73-9jrx

References

Exploit 1

  • TI-2024-09867 Unauthenticated File Upload in wandb/openui CVSS 3.0MEDIUM 6.1
  • TI-2025-00151 Stored Cross-site Scripting (XSS) in wandb/openui CVSS 3.0MEDIUM 5.4
  • TI-2026-04355 wandb OpenUI Window Message Event index.html cross site scripting CVSS 4.0MEDIUM 5.1
  • TI-2026-04354 wandb OpenUI APIStatusError server.py generic_exception_handler information exposure CVSS 4.0MEDIUM 5.1
  • TI-2026-04353 wandb OpenUI config.py hard-coded credentials CVSS 4.0MEDIUM 4.8
  • TI-2026-61982 Weights & Biases wandb before 0.29.0 Path Traversal via File Download CVSS 4.0HIGH 8.7

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences