CVE-2025-70952: pf4j before 20c2f80 has a path traversal vulnerability in the extract() function of Unzip.java, where improper

Q: How do I fix CVE-2025-70952?

pf4j: upgrade to 3.14.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-70952 being exploited?

CVE-2025-70952 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-70952 affect?

CVE-2025-70952 affects pf4j. Severity is high (CVSS 7.5). pf4j before 20c2f80 has a path traversal vulnerability in the extract() function of Unzip.java, where improper handling of zip entry names can allow directory traversal or Zip Slip attacks, due to a lack of proper path normalization and val

Q: How urgent is CVE-2025-70952?

Priority 51/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADE

CVE-2025-70952 is a high-severity flaw (CVSS 7.5) affecting pf4j. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

pf4j before 20c2f80 has a path traversal vulnerability in the extract() function of Unzip.java, where improper handling of zip entry names can allow directory traversal or Zip Slip attacks, due to a lack of proper path normalization and validation.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-22
Published	2026-03-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: pf4j project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-25 19:16 UTCPublished CVE record published
2026-06-17 10:03 UTCUpdated Record last modified

pf4j project pf4j UPGRADE

Affected: < 3.14.1

Fixed in: 3.14.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy pf4j || rpm -q pf4j || pf4j --version

2. UPGRADE to 3.14.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pf4j

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pf4j

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-70952?

pf4j: upgrade to 3.14.1. Exact commands for each OS are on this page.

Is CVE-2025-70952 being exploited?

CVE-2025-70952 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-70952 affect?

CVE-2025-70952 affects pf4j. Severity is high (CVSS 7.5). pf4j before 20c2f80 has a path traversal vulnerability in the extract() function of Unzip.java, where improper handling of zip entry names can allow directory traversal or Zip Slip attacks, due to a lack of proper path normalization and val

How urgent is CVE-2025-70952?

Priority 51/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

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References

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