CVE-2025-46654

CVSS 4.9 MEDIUMEPSS 0.2%CWE-424

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.

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N

Affected products

HackMD · CodiMD

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References

https://github.com/hackmdio/codimd/issues/1910 https://github.com/zast-ai/vulnerability-reports/blob/main/formidable/file_upload/report.md