Access of Resource Using Incompatible Type ('Type Confusion') Affecting @digitalocean/do-markdownit package, versions *
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-JS-DIGITALOCEANDOMARKDOWNIT-12997413
- published22 Sept 2025
- disclosed19 Sept 2025
- creditUnknown
Introduced: 19 Sep 2025
CVE-2025-59717 (opens in a new tab)How to fix?
There is no fixed version for @digitalocean/do-markdownit.
Overview
@digitalocean/do-markdownit is a Markdown-It plugin for the DigitalOcean Community.
Affected versions of this package are vulnerable to Access of Resource Using Incompatible Type ('Type Confusion') in the callout and fence_environment plugins when allowedClasses or allowedEnvironments is provided as a string instead of an array. An attacker can manipulate the input to trigger unintended behavior or access unauthorized data by supplying specially crafted values.