CVE-2025-4748: Erlang OTP · Path Traversal
Affects Erlang OTPSource CVE Database V5
Not known to be exploited · CVSS 4.8 Medium : upgrade to 7.0.1 when convenient.
Data as of 26 Oct 2026, 12:55 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 21% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 7.0.1
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:L/SA:LExploitation evidence
Disclosed: evidence found.
CVE published 16 Jun 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade stdlib to 7.0.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Hexstdlibpkg:hex/stdlibOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
If you cannot patch yet, avoid processing untrusted zip files with the vulnerable zip:unzip and zip:extract functions without the memory option.
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.
References
- github.com/erlang/otp/security/advisories/GHSA-9g37-pgj9-wrhc (opens in a new tab)
- cna.erlef.org/cves/CVE-2025-4748.html (opens in a new tab)
- osv.dev/vulnerability/EEF-CVE-2025-4748 (opens in a new tab)
- erlang.org/doc/system/versions.html (opens in a new tab)
- github.com/erlang/otp/pull/9941 (opens in a new tab)
- github.com/erlang/otp/commit/5a55feec10c9b69189d56723d8f237afa58d5d4f (opens in a new tab)
- github.com/erlang/otp/commit/ba2f2bc5f45fcfd2d6201ba07990a678bbf4cc8f (opens in a new tab)
- github.com/erlang/otp/commit/578d4001575aa7647ea1efd4b2b7e3afadcc99a5 (opens in a new tab)
- openwall.com/lists/oss-security/2025/06/16/5 (opens in a new tab)