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NVD Vulnerability Details :
CVE-2026-21620
Awaiting Analysis
More InfoOfficial Page
Source-6b3ad84c-e1a6-4bf7-a703-f496b71e49db
View Known Exploited Vulnerability (KEV) details
Published At-20 Feb, 2026 | 11:15
Updated At-20 Feb, 2026 | 13:49

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.02.3LOW
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Type: Secondary
Version: 4.0
Base score: 2.3
Base severity: LOW
Vector:
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-23Secondary6b3ad84c-e1a6-4bf7-a703-f496b71e49db
CWE ID: CWE-23
Type: Secondary
Source: 6b3ad84c-e1a6-4bf7-a703-f496b71e49db
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/erlang/otp/commit/3970738f687325138eb75f798054fa8960ac354e6b3ad84c-e1a6-4bf7-a703-f496b71e49db
N/A
https://github.com/erlang/otp/commit/655fb95725ba2fb811740b57e1068738338243446b3ad84c-e1a6-4bf7-a703-f496b71e49db
N/A
https://github.com/erlang/otp/commit/696fdec922661d4a3cc528fc34bc24fae8d4ad8a6b3ad84c-e1a6-4bf7-a703-f496b71e49db
N/A
https://github.com/erlang/otp/pull/107066b3ad84c-e1a6-4bf7-a703-f496b71e49db
N/A
https://github.com/erlang/otp/security/advisories/GHSA-hmrc-prh3-rpvp6b3ad84c-e1a6-4bf7-a703-f496b71e49db
N/A
https://www.erlang.org/doc/system/versions.html#order-of-versions6b3ad84c-e1a6-4bf7-a703-f496b71e49db
N/A
Hyperlink: https://github.com/erlang/otp/commit/3970738f687325138eb75f798054fa8960ac354e
Source: 6b3ad84c-e1a6-4bf7-a703-f496b71e49db
Resource: N/A
Hyperlink: https://github.com/erlang/otp/commit/655fb95725ba2fb811740b57e106873833824344
Source: 6b3ad84c-e1a6-4bf7-a703-f496b71e49db
Resource: N/A
Hyperlink: https://github.com/erlang/otp/commit/696fdec922661d4a3cc528fc34bc24fae8d4ad8a
Source: 6b3ad84c-e1a6-4bf7-a703-f496b71e49db
Resource: N/A
Hyperlink: https://github.com/erlang/otp/pull/10706
Source: 6b3ad84c-e1a6-4bf7-a703-f496b71e49db
Resource: N/A
Hyperlink: https://github.com/erlang/otp/security/advisories/GHSA-hmrc-prh3-rpvp
Source: 6b3ad84c-e1a6-4bf7-a703-f496b71e49db
Resource: N/A
Hyperlink: https://www.erlang.org/doc/system/versions.html#order-of-versions
Source: 6b3ad84c-e1a6-4bf7-a703-f496b71e49db
Resource: N/A
Change History
0Changes found
Details not found