← Back to CVEs

CVE-2026-23939

HIGH

7.5

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in hexpm hexpm/hexpm ('Elixir.Hexpm.Store.Local' module) allows Relative Path Traversal. This vulnerability is associated with program files lib/hexpm/store/local.ex and program routines 'Elixir.Hexpm.Store.Local':get/3, 'Elixir.Hexpm.Store.Local':put/4, 'Elixir.Hexpm.Store.Local':delete/2, 'Elixir.Hexpm.Store.Local':delete_many/2. This issue does NOT affect hex.pm the service. Only self-hosted deployments using the Local Storage backend are affected. This issue affects hexpm: from 931ee0ed46fa89218e0400a4f6e6d15f96406050 before 5d2ccd2f14f45a63225a73fb5b1c937baf36fdc0.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/26/2026

Last Modified4/6/2026

Sourcenvd

Honeypot Sightings0

Affected Products

hex:hexpm

Weaknesses (CWE)

CWE-22

References

https://cna.erlef.org/cves/CVE-2026-23939.html(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://github.com/hexpm/hexpm/commit/5d2ccd2f14f45a63225a73fb5b1c937baf36fdc0(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://github.com/hexpm/hexpm/security/advisories/GHSA-42mv-r64p-4869(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://osv.dev/vulnerability/EEF-CVE-2026-23939(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.