CVE-2025-46654

CodiMD through 2.2.0 has a CSP-based protection mechanism against XSS through uploaded JavaScript content, but it can be bypassed by uploading a .html file that references an uploaded .js file.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.9 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
mitreCNA
4.9 MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 10%
VendorProductVersion
hackmdiocodimd
𝑥
≤ 2.2.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/hackmdio/codimd/issues/1910
https://github.com/zast-ai/vulnerability-reports/blob/main/formidable/file_upload/report.md
https://github.com/hackmdio/codimd/issues/1910