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CVE-2018-3770

19
FAUCET Score

CVE-2018-3770 is a path traversal vulnerability in markdown-pdf versions prior to 9.0.0, allowing an attacker to inject malicious HTML to read local files. With a CVSS score of 5.5 (Medium), it requires local access and low privileges, but can lead to high confidentiality impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 9.0.0CPE matchmatch criteria
cpe:2.3:a:markdown-pdf_project:markdown-pdf:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.50%
Probability of exploitation in next 30 days
EPSS Percentile
39.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 92nd percentile among its peer group of 15,937 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

npmpatch availablevia ghsa
Product: markdown-pdfFixed in: 9.0.0

Vendor Advisories (1)

npmGHSA-p7c9-jqhq-vr3vmedium

Remote Code Execution in markdown-pdf

Jul 27, 2018

References

hackerone.com / reports/360727
ExploitThird Party Advisory