Description
An issue in pf4j pf4j v.3.9.0 and before allows a remote attacker to obtain sensitive information and execute arbitrary code via the expandIfZip method in the extract function.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libpf4j-java | 3.9.0+dfsg-2 | — |
| Debian 13 | libpf4j-java | 3.9.0+dfsg-2 | — |
| Debian 12 | libpf4j-java | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | libpf4j-java | No fix yet | — |
| Ubuntu 26.04 LTS | libpf4j-java | No fix yet | — |
| Ubuntu 25.10 | libpf4j-java | No fix yet | — |
| Ubuntu 24.04 LTS | libpf4j-java | No fix yet | — |
| Ubuntu 22.04 LTS | libpf4j-java | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.pf4j:pf4j | <= 3.9.0 | — | GHSA-cj8w-v588-p8wx |