trailofbits fickling up to 0.1.6 deserialization

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in trailofbits fickling up to 0.1.6. Affected is an unknown function. Performing a manipulation results in deserialization. This vulnerability was named CVE-2026-22612. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in trailofbits fickling up to 0.1.6. This affects an unknown functionality. The manipulation with an unknown input leads to a deserialization vulnerability. CWE is classifying the issue as CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-22612 since 01/07/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 0.1.7 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 9f309ab834797f280cb5143a2f6f987579fa7cdf is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-1881). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: fickling 0.1.7
Patch: 9f309ab834797f280cb5143a2f6f987579fa7cdf

Timelineinfo

01/07/2026 CVE reserved
01/10/2026 +3 days Advisory disclosed
01/10/2026 +0 days VulDB entry created
01/17/2026 +7 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-h4rm-mm56-xf63
Status: Confirmed

CVE: CVE-2026-22612 (🔒)
GCVE (CVE): GCVE-0-2026-22612
GCVE (VulDB): GCVE-100-340383
EUVD: 🔒

Entryinfo

Created: 01/10/2026 10:16
Updated: 01/17/2026 05:46
Changes: 01/10/2026 10:16 (70), 01/10/2026 11:15 (1), 01/11/2026 02:39 (1), 01/17/2026 05:46 (11)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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