CVE-2026-3990 (GCVE-0-2026-3990)
Vulnerability from cvelistv5 – Published: 2026-03-12 05:32 – Updated: 2026-03-12 14:31 Disputed
VLAI
EPSS
VEX
Title
CesiumGS CesiumJS standalone.html cross site scripting
Summary
A security flaw has been discovered in CesiumGS CesiumJS up to 1.137.0. Affected by this issue is some unknown functionality of the file Apps/Sandcastle/standalone.html. The manipulation of the argument c results in cross site scripting. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The presence of this vulnerability remains uncertain at this time. The vendor was contacted early about this disclosure but did not respond in any way. According to CVE-2023-48094, "the vendor's position is that Apps/Sandcastle/standalone.html is part of the CesiumGS/cesium GitHub repository, but is demo code that is not part of the CesiumJS JavaScript library product."
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-03-12 14:30 UTC
Assigner
VulDB
CNA
References
4 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.350473 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.350473 | signaturepermissions-required |
| https://vuldb.com/?submit.769630 | third-party-advisory |
| https://github.com/AnalogyC0de/public_exp/issues/18 | exploitissue-tracking |
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Nomenclature
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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