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CVE-2020-36629

25
FAUCET Score

CVE-2020-36629 is a critical path traversal vulnerability affecting SimbCo httpster, specifically within the fs.realpathSync function in src/server.coffee. This flaw allows an unauthenticated attacker to access sensitive information on the server with low attack complexity, as indicated by its CVSS score of 7.5 (High). While a public exploit has been disclosed and a patch is available, there is no evidence of active exploitation, nor are there any Metasploit or Nuclei modules, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 2020-11-19CPE matchmatch criteria
cpe:2.3:a:httpster_project:httpster:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.1
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.85%
Probability of exploitation in next 30 days
EPSS Percentile
54.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0085 is in the 29th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: httpsterFixed in: 1.1.0

Vendor Advisories (1)

npmGHSA-p8j8-wxvp-h695high

SimbCo httpster vulnerable to Path Traversal

Dec 25, 2022

References

github.com / SimbCo/httpster/commit/d3055b3e30b40b65d30c5a06d6e053dffa7f35d0
PatchThird Party Advisory
github.com / SimbCo/httpster/pull/36
ExploitPatchThird Party Advisory
vuldb.com
Third Party Advisory