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Vulnerabilities

Vulnerability · 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 uploa

Published Apr 26, 2025 · catalog updated Apr 29, 2025 · HackMD

Check if you run it

No confirmed exploitation is on record for CVE-2025-46654. EPSS is 0.26%. Act only if a listed version of HackMD is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.26%
Remediation
Version ranges on file
Affected products
vendor HackMD codimd 0 <2.2.1

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor HackMD codimd 0 <2.2.10 <2.2.1

How to fix CVE-2025-46654

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-46654. EPSS is 0.26%. Act only if a listed version of HackMD is installed.

Which versions are affected?

Compare what you have installed with HackMD codimd 0 <2.2.1 0 <2.2.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.26%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 26, 2025 · EUVD

    Detected

    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.

  2. Apr 29, 2025 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-46654

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-46654

    30-day exploitation probability 0.3%

    first.org
  • EUVDVulnerability recordEUVD-2025-12480

    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.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.