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Vulnerabilities

Security fix · CVE-2025-67748

Fickling is a Python pickling decompiler and static analyzer.

Published Dec 16, 2025 · catalog updated Dec 16, 2025 · Fickling is a Python

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-67748. EPSS is 0.27%. Act only if a listed version of Fickling is a Python is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Fickling is a Python).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.27%
Remediation
Version ranges on file
Affected products
vendor trailofbits fickling < 0.1.6

Fickling is a Python pickling decompiler and static analyzer. Versions prior to 0.1.6 had a bypass caused by missing from the block list of unsafe module imports. This led to unsafe pickles based on being incorrectly flagged as , and was fixed in version 0.1.6. This impacted any user or system that used Fickling to vet pickle files for security issues.

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 trailofbits fickling < 0.1.6< 0.1.6

How to fix CVE-2025-67748

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-2025-67748. EPSS is 0.27%. Act only if a listed version of Fickling is a Python is installed.

Which versions are affected?

Compare what you have installed with trailofbits fickling < 0.1.6 < 0.1.6. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.27%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

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

Timeline

Detection, updates, and resolution for this record.

  1. Dec 16, 2025 · EUVD

    Detected

    Fickling is a Python pickling decompiler and static analyzer. Versions prior to 0.1.6 had a bypass caused by missing from the block list of unsafe module imports. This led to unsafe pickles based on being incorrectly flagged as , and was fixed in version 0.1.6. This impacted any user or system that used Fickling to vet pickle files for security issues.

  2. Dec 16, 2025 · EUVD

    Updated

    Fickling is a Python pickling decompiler and static analyzer. Versions prior to 0.1.6 had a bypass caused by missing from the block list of unsafe module imports. This led to unsafe pickles based on being incorrectly flagged as , and was fixed in version 0.1.6. This impacted any user or system that used Fickling to vet pickle files for security issues.

Sources

  • CVE.orgVulnerability recordCVE-2025-67748

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-67748

    30-day exploitation probability 0.27%

    first.org
  • EUVDVulnerability recordEUVD-2025-203478

    Fickling is a Python pickling decompiler and static analyzer. Versions prior to 0.1.6 had a bypass caused by missing from the block list of unsafe module imports. This led to unsafe pickles based on being incorrectly flagged as , and was fixed in version 0.1.6. This impacted any

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 2, 2026
  • CVE.orgNov 2, 2026
  • EUVDNov 1, 2026