High severityOSV Advisory· Published Jan 10, 2026· Updated Jan 12, 2026
Fickling vulnerable to detection bypass due to "builtins" blindness
CVE-2026-22612
Description
Fickling is a Python pickling decompiler and static analyzer. Prior to version 0.1.7, Fickling is vulnerable to detection bypass due to "builtins" blindness. This issue has been patched in version 0.1.7.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
ficklingPyPI | < 0.1.7 | 0.1.7 |
Affected products
2- Range: master, v0.0.1, v0.0.2, …
Patches
Vulnerability mechanics
References
7- github.com/advisories/GHSA-h4rm-mm56-xf63ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-22612ghsaADVISORY
- github.com/trailofbits/fickling/blob/977b0769c13537cd96549c12bb537f05464cf09c/test/test_bypasses.pyghsaWEB
- github.com/trailofbits/fickling/commit/9f309ab834797f280cb5143a2f6f987579fa7cdfghsax_refsource_MISCWEB
- github.com/trailofbits/fickling/pull/195ghsaWEB
- github.com/trailofbits/fickling/releases/tag/v0.1.7ghsax_refsource_MISCWEB
- github.com/trailofbits/fickling/security/advisories/GHSA-h4rm-mm56-xf63ghsax_refsource_CONFIRMWEB
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