CVE-2026-21620
NoneCVSS
—
EPSS
0.5%
Published
Feb 20, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| openSUSE:Leap 16.0 | erlang | 0 | 27.1.3-160000.4.1 |
| openSUSE:Tumbleweed | erlang27 | 0 | 27.1.3-2.1 |
Related vulnerabilities
- EEF-CVE-2026-21620 TFTP Path Traversal Same vulnerability
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