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Public proof of conceptFix available

CVE-2023-40826

A public proof of concept exists; no exploitation attested.

  • Published2023-08-28
  • WeaknessCWE-22

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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 zippluginPath parameter.

Timeline

dates in UTC
  1. 2023-08-2822:15CVE publishedNVD

Versions per branch

OSV · NVD
pf4j
BranchAffectedFixed in
3.9≤ 3.9.0no fix published
Pf4j project pf4j
BranchAffectedFixed in
3.9≤ 3.9.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • libpf4j-javaUbuntu:26.10all versions · no fixed version listed
  • libpf4j-javaUbuntu:26.04:LTSall versions · no fixed version listed
  • libpf4j-javaUbuntu:25.10all versions · no fixed version listed
  • libpf4j-javaUbuntu:24.04:LTSall versions · no fixed version listed
  • libpf4j-javaUbuntu:22.04:LTSall versions · no fixed version listed
  • libpf4j-javaDebian:14all versions · fixed in 3.9.0+dfsg-2
  • libpf4j-javaDebian:13all versions · fixed in 3.9.0+dfsg-2
  • libpf4j-javaDebian:12all versions · no fixed version listed

Full record on NVD

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2023-08-28
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-3r28-rgp9-qgv4

Frequently asked questions

What is CVE-2023-40826?

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 zippluginPath parameter.

Is CVE-2023-40826 actively exploited?

A proof-of-concept exploit exists for CVE-2023-40826, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2023-40826?

CVE-2023-40826 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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Sources for this record