Marginal Smart Contract 1 numeric conversion

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Marginal Smart Contract 1. This issue affects some unknown processing. Such manipulation leads to numeric conversion. This vulnerability is uniquely identified as CVE-2026-4931. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Marginal Smart Contract 1. It has been rated as problematic. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a numeric conversion vulnerability. Using CWE to declare the problem leads to CWE-681. When converting from one data type to another, such as long to integer, data can be omitted or translated in a way that produces unexpected values. If the resulting values are used in a sensitive context, then dangerous behaviors may occur. Impacted is integrity. CVE summarizes:

Smart contract Marginal v1 performs unsafe downcast, allowing attackers to settle a large debt position for a negligible asset cost.

The advisory is shared for download at medium.com. This vulnerability is handled as CVE-2026-4931 since 03/26/2026. The exploitation is known to be easy. The attack may be launched remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/23/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 6.8
ADP CISA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Numeric conversion
CWE: CWE-681 / CWE-704
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/26/2026 CVE reserved
04/07/2026 +11 days Advisory disclosed
04/07/2026 +0 days VulDB entry created
05/23/2026 +46 days VulDB entry last update

Sourcesinfo

Advisory: medium.com
Status: Not defined

CVE: CVE-2026-4931 (🔒)
GCVE (CVE): GCVE-0-2026-4931
GCVE (VulDB): GCVE-100-355832

Entryinfo

Created: 04/07/2026 18:42
Updated: 05/23/2026 04:18
Changes: 04/07/2026 18:42 (51), 05/23/2026 04:18 (11)
Complete: 🔍
Cache ID: 216::103

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