GHSA-MG69-6J3M-JVGW
Vulnerability from github – Published: 2020-09-03 15:45 – Updated: 2021-10-04 20:55
VLAI?
Summary
HTML Injection in marky-markdown
Details
All versions of marky-markdown are vulnerable to HTML Injection. The package fails to sanitize style attributes in img tags of the markdown input. This may allow attackers to affect the size of images in the rendered HTML.
Recommendation
This package is no longer maintained. Please upgrade to @npmcorp/marky-markdown
Severity ?
7.3 (High)
{
"affected": [
{
"package": {
"ecosystem": "npm",
"name": "marky-markdown"
},
"ranges": [
{
"events": [
{
"introduced": "0.0.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [],
"database_specific": {
"cwe_ids": [
"CWE-79"
],
"github_reviewed": true,
"github_reviewed_at": "2020-08-31T19:00:28Z",
"nvd_published_at": null,
"severity": "HIGH"
},
"details": "All versions of `marky-markdown` are vulnerable to HTML Injection. The package fails to sanitize `style` attributes in `img` tags of the markdown input. This may allow attackers to affect the size of images in the rendered HTML.\n\n\n## Recommendation\n\nThis package is no longer maintained. Please upgrade to `@npmcorp/marky-markdown`",
"id": "GHSA-mg69-6j3m-jvgw",
"modified": "2021-10-04T20:55:27Z",
"published": "2020-09-03T15:45:08Z",
"references": [
{
"type": "PACKAGE",
"url": "https://github.com/npm/marky-markdown"
},
{
"type": "WEB",
"url": "https://snyk.io/vuln/SNYK-JS-MARKYMARKDOWN-548871"
},
{
"type": "WEB",
"url": "https://www.npmjs.com/advisories/1470"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"type": "CVSS_V3"
}
],
"summary": "HTML Injection in marky-markdown"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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