CVE-2024-38354

Name: CVE-2024-38354
Creator: NVD / NIST
Published: 2024-07-10T20:15:04.293+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.42%

Last modified Jun 17, 2026

CVE-2024-38354 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. CodiMD allows realtime collaborative markdown notes on all platforms. The notebook feature of Hackmd.io permits the rendering of iframe `HTML` tags with an improperly sanitized `name` attribute. EPSS estimates a 0.42% chance of exploitation in the next 30 days.

Description

CodiMD allows realtime collaborative markdown notes on all platforms. The notebook feature of Hackmd.io permits the rendering of iframe `HTML` tags with an improperly sanitized `name` attribute. This vulnerability enables attackers to perform cross-site scripting (XSS) attacks via DOM clobbering. This vulnerability is fixed in 2.5.4.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.42%

33.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Hackmd	Codimd	< 2.5.4

References

https://github.com/hackmdio/codimd/security/advisories/GHSA-22jv-vch8-2vp9Exploit, Vendor Advisory
https://github.com/hackmdio/codimd/security/advisories/GHSA-22jv-vch8-2vp9Exploit, Vendor Advisory

Timeline

Published: Jul 10, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-38354?

How severe is CVE-2024-38354?

CVE-2024-38354 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.

How do I fix CVE-2024-38354?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-38354?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST