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Vulnerabilities

Vulnerability · CVE-2025-6224

Certificate generation in juju/utils using the cert.NewLeaf function could include private information.

Published Jul 1, 2025 · catalog updated Jul 1, 2025 · Canonical Juju utils

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-6224. EPSS is 0.16%. Act only if a listed version of Canonical Juju utils is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.16%
Remediation
Advisory link
Affected products
vendor Canonical Juju utils 4.0.1 ≤4.0.3

Certificate generation in juju/utils using the cert.NewLeaf function could include private information. If this certificate were then transferred over the network in plaintext, an attacker listening on that network could sniff the certificate and trivially extract the private key from it.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Canonical Juju utils 4.0.1 ≤4.0.34.0.1 ≤4.0.3

How to fix CVE-2025-6224

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-6224. EPSS is 0.16%. Act only if a listed version of Canonical Juju utils is installed.

Which versions are affected?

Compare what you have installed with Canonical Juju utils 4.0.1 ≤4.0.3 4.0.1 ≤4.0.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.16%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Ubuntu security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 1, 2025 · EUVD

    Detected

    Certificate generation in juju/utils using the cert.NewLeaf function could include private information. If this certificate were then transferred over the network in plaintext, an attacker listening on that network could sniff the certificate and trivially extract the private key from it.

  2. Jul 1, 2025 · EUVD

    Updated

    Certificate generation in juju/utils using the cert.NewLeaf function could include private information. If this certificate were then transferred over the network in plaintext, an attacker listening on that network could sniff the certificate and trivially extract the private key from it.

Sources

  • CVE.orgVulnerability recordCVE-2025-6224

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-6224

    30-day exploitation probability 0.16%

    first.org
  • EUVDVulnerability recordEUVD-2025-19609

    Certificate generation in juju/utils using the cert.NewLeaf function could include private information. If this certificate were then transferred over the network in plaintext, an attacker listening on that network could sniff the certificate and trivially extract the private key

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026