CVE-2026-29082 (GCVE-0-2026-29082)
Vulnerability from cvelistv5 – Published: 2026-03-06 16:33 – Updated: 2026-03-09 14:59
VLAI
EPSS
VEX
Title
Kestra: Stored Cross-Site Scripting in Markdown File Preview
Summary
Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown (.md) with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there are no publicly available patches.
Severity
7.3 (High)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-03-09 14:59 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://github.com/kestra-io/kestra/security/advi… | x_refsource_CONFIRM |
| https://github.com/kestra-io/kestra/releases/tag/… | x_refsource_MISC |
Impacted products
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
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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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