Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Erlang OTP (stdlib modules) allows Absolute Path Traversal, File Manipulation. This vulnerability is associated with program files lib/stdlib/src/zip.erl and program routines zip:unzip/1, zip:unzip/2, zip:extract/1, zip:extract/2 unless the memory option is passed. This issue affects OTP from OTP 17.0 until OTP 28.0.1, OTP 27.3.4.1 and OTP 26.2.5.13, corresponding to stdlib from 2.0 until 7.0.1, 6.2.2.1 and 5.2.3.4.
https://www.erlang.org/doc/system/versions.html#order-of-versions
https://github.com/erlang/otp/security/advisories/GHSA-9g37-pgj9-wrhc
https://github.com/erlang/otp/pull/9941
https://github.com/erlang/otp/commit/ba2f2bc5f45fcfd2d6201ba07990a678bbf4cc8f
https://github.com/erlang/otp/commit/5a55feec10c9b69189d56723d8f237afa58d5d4f
https://github.com/erlang/otp/commit/578d4001575aa7647ea1efd4b2b7e3afadcc99a5
Published: 2025-06-16
Updated: 2025-07-04
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P
Severity: Medium
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
Base Score: 4.8
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:L/SA:L
Severity: Medium
EPSS: 0.00013