CVE-2025-4748
CVE-2025-4748 is a medium-severity vulnerability with a CVSS 4.0 base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Medium (CVSS 4.0 base score 4.8)
- EPSS exploit prediction: 0% (13th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-18414
- Weakness: CWE-22
- Published:
- Last modified:
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 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.
Frequently asked questions
- What is CVE-2025-4748?
- 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.
- How severe is CVE-2025-4748?
- CVE-2025-4748 has a CVSS 4.0 base score of 4.8, rated medium severity.
- Is CVE-2025-4748 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-4748?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-4748 have an EU (EUVD) identifier?
- Yes. CVE-2025-4748 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18414.
- When was CVE-2025-4748 published?
- CVE-2025-4748 was published on 2025-06-16 and last updated on 2026-06-17.
References
- https://cna.erlef.org/cves/CVE-2025-4748.html
- https://github.com/erlang/otp/commit/578d4001575aa7647ea1efd4b2b7e3afadcc99a5
- https://github.com/erlang/otp/commit/5a55feec10c9b69189d56723d8f237afa58d5d4f
- https://github.com/erlang/otp/commit/ba2f2bc5f45fcfd2d6201ba07990a678bbf4cc8f
- https://github.com/erlang/otp/pull/9941
- https://github.com/erlang/otp/security/advisories/GHSA-9g37-pgj9-wrhc
- https://osv.dev/vulnerability/EEF-CVE-2025-4748
- https://www.erlang.org/doc/system/versions.html#order-of-versions
- http://www.openwall.com/lists/oss-security/2025/06/16/5
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