Description
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 before OTP 28.0.1, OTP 27.3.4.1 and OTP 26.2.5.13, corresponding to stdlib from 2.0 before 7.0.1, 6.2.2.1 and 5.2.3.4.
References9
- cna.erlef.org/cves/CVE-2025-4748.html
- github.com/erlang/otp/commit/578d4001575aa7647ea1efd4b2b7e3afad…
- github.com/erlang/otp/commit/5a55feec10c9b69189d56723d8f237afa5…
- github.com/erlang/otp/commit/ba2f2bc5f45fcfd2d6201ba07990a678bb…
- github.com/erlang/otp/pull/9941
- github.com/erlang/otp/security/advisories/GHSA-9g37-pgj9-wrhc
- osv.dev/vulnerability/EEF-CVE-2025-4748
- www.erlang.org/doc/system/versions.html#order-of-versions
- www.openwall.com/lists/oss-security/2025/06/16/5
Metrics
- CVSS 4.0
-
4.8
MEDIUM
Score source: CNA
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/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 - EPSS — exploit probability
- 0% percentile: 22 · as of 7 November 2026
- CWE
- CWE-22
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