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Vulnerabilities

Vulnerability · CVE-2025-53391

The Debian zuluPolkit/CMakeLists.txt file for zuluCrypt through the zulucrypt_6.2.0-1 package has insecure PolicyKit allow_any/allow_inactive/allow_active settings that allow a loc

Published Jun 28, 2025 · catalog updated Jun 30, 2025 · Debian

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-53391. EPSS is 0.17%. Act only if a listed version of Debian is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.17%
Remediation
Advisory link
Affected products
vendor Debian zulucrypt zulucrypt_5.5.0-1 ≤zulucrypt_6.2.0-1

The Debian zuluPolkit/CMakeLists.txt file for zuluCrypt through the zulucrypt_6.2.0-1 package has insecure PolicyKit allow_any/allow_inactive/allow_active settings that allow a local user to escalate their privileges to root.

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 Debian zulucrypt zulucrypt_5.5.0-1 ≤zulucrypt_6.2.0-1zulucrypt_5.5.0-1 ≤zulucrypt_6.2.0-1

How to fix CVE-2025-53391

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-2025-53391. EPSS is 0.17%. Act only if a listed version of Debian is installed.

Which versions are affected?

Compare what you have installed with Debian zulucrypt zulucrypt_5.5.0-1 ≤zulucrypt_6.2.0-1 zulucrypt_5.5.0-1 ≤zulucrypt_6.2.0-1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.17%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Debian security

Code

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

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 28, 2025 · EUVD

    Detected

    The Debian zuluPolkit/CMakeLists.txt file for zuluCrypt through the zulucrypt_6.2.0-1 package has insecure PolicyKit allow_any/allow_inactive/allow_active settings that allow a local user to escalate their privileges to root.

  2. Jun 30, 2025 · EUVD

    Updated

    The Debian zuluPolkit/CMakeLists.txt file for zuluCrypt through the zulucrypt_6.2.0-1 package has insecure PolicyKit allow_any/allow_inactive/allow_active settings that allow a local user to escalate their privileges to root.

Sources

  • CVE.orgVulnerability recordCVE-2025-53391

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-53391

    30-day exploitation probability 0.17%

    first.org
  • EUVDVulnerability recordEUVD-2025-19461

    The Debian zuluPolkit/CMakeLists.txt file for zuluCrypt through the zulucrypt_6.2.0-1 package has insecure PolicyKit allow_any/allow_inactive/allow_active settings that allow a local user to escalate their privileges to root.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 29, 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