CVE-2018-3729

CVE-2018-3729 is a high-severity vulnerability in Localhost-now Project Localhost-now with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Description

localhost-now node module suffers from a Path Traversal vulnerability due to lack of validation of file, which allows a malicious user to read content of any file with known path.

Frequently asked questions

What is CVE-2018-3729?
localhost-now node module suffers from a Path Traversal vulnerability due to lack of validation of file, which allows a malicious user to read content of any file with known path.
How severe is CVE-2018-3729?
CVE-2018-3729 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-3729 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-3729?
CVE-2018-3729 affects Localhost-now Project Localhost-now. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-3729?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-3729 published?
CVE-2018-3729 was published on 2018-06-07 and last updated on 2026-06-17.

References

Affected products (1)

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