← Back to CVEs

CVE-2026-21620

N/A

Description

Relative Path Traversal, Improper Isolation or Compartmentalization vulnerability in erlang otp erlang/otp (tftp_file modules), erlang otp inets (tftp_file modules), erlang otp tftp (tftp_file modules) allows Relative Path Traversal. This vulnerability is associated with program files lib/tftp/src/tftp_file.erl, src/tftp_file.erl. This issue affects otp: from 17.0, from 07b8f441ca711f9812fad9e9115bab3c3aa92f79; otp: from 5.10 before 7.0; otp: from 1.0.

CVE Details

CVSS v3.1 ScoreN/A

Published2/20/2026

Last Modified4/6/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-23

References

https://cna.erlef.org/cves/CVE-2026-21620.html(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://github.com/erlang/otp/commit/3970738f687325138eb75f798054fa8960ac354e(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://github.com/erlang/otp/commit/655fb95725ba2fb811740b57e106873833824344(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://github.com/erlang/otp/commit/696fdec922661d4a3cc528fc34bc24fae8d4ad8a(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://github.com/erlang/otp/pull/10706(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://github.com/erlang/otp/security/advisories/GHSA-hmrc-prh3-rpvp(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://osv.dev/vulnerability/EEF-CVE-2026-21620(6b3ad84c-e1a6-4bf7-a703-f496b71e49db)

https://www.erlang.org/doc/system/versions.html#order-of-versions(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.