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CVE-2023-40828

19
FAUCET Score

CVE-2023-40828 is a high-severity vulnerability affecting pf4j_project pf4j versions 3.9.0 and earlier. It allows a remote attacker to obtain sensitive information and execute arbitrary code through the expandIfZip method within the extract function. With a CVSS score of 7.5, this vulnerability is easily exploitable over the network with low attack complexity, potentially leading to full confidentiality compromise. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and there is minimal community discussion, organizations should still prioritize patching due to the significant potential impact.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.9.0CPE matchmatch criteria
cpe:2.3:a:pf4j_project:pf4j:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.29%
Probability of exploitation in next 30 days
EPSS Percentile
67.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0129 is in the 47th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

mavenGHSA-cj8w-v588-p8wxhigh

pf4j vulnerable to remote code execution via expandIfZip method in the extract function

Aug 29, 2023

References

github.com / pf4j/pf4j/commit/8e0aa198c4e652cfc1eb9e05ca9b64397f67cc72
Patch
github.com / pf4j/pf4j/pull/537
PatchVendor Advisory
github.com / pf4j/pf4j/pull/538
PatchVendor Advisory