Description
zip4j before 1.3.3 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| zip4j | zip4j | unspecified – < 1.3.3 | 1.3.3 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 2 repositories
-
shoucheng3/srikanth-lingala__zip4j_CVE-2018-1002202_1-3-2 ★ 0 · Aug 18, 2025
-
iris-sast/zip4j ★ 0 · Jun 30, 2025
CWE-Bench-Java CVE-2018-1002202 versions 1.3.2, 1.3.3
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | net.lingala.zip4j:zip4j | < 1.3.3 | 1.3.3 | GHSA-2rpm-4x8c-pvqg |
Advisories 1
- VDE-2022-045 Pilz: PAS 4000 prone to ZipSlip CERT@VDE · May 22, 2025