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CVE-2018-3809

19
FAUCET Score

CVE-2018-3809 is an information exposure vulnerability affecting zeit serve versions up to 6.5.3, allowing directory listings and file access even for ignored files. With a CVSS score of 5.3 (Medium), this vulnerability is easily exploitable over the network with low attack complexity, potentially leading to unauthorized disclosure of sensitive information. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
6.5.3CPE matchmatch criteria
cpe:2.3:a:zeit:serve:6.5.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.05%
Probability of exploitation in next 30 days
EPSS Percentile
60.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0105 is in the 38th percentile among its peer group of 23,684 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (1)

npmpatch availablevia ghsa
Product: serveFixed in: 7.0.0

Vendor Advisories (1)

npmGHSA-686g-3xr3-x4x6medium

Information Exposure on Case Insensitive File Systems in serve

Jul 18, 2018

References

hackerone.com / reports/330650
ExploitThird Party Advisory