nextlevelbuilder GoClaw up to 3.13.3-beta.3 exec_approval.go matchesAllowlist/extractBin name resolution

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.
6.0$0-$5k1.27-

Summaryinfo

A vulnerability identified as critical has been detected in nextlevelbuilder GoClaw up to 3.13.3-beta.3. Affected is the function matchesAllowlist/extractBin of the file internal/tools/exec_approval.go. The manipulation leads to name resolution. This vulnerability is traded as CVE-2026-16120. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in nextlevelbuilder GoClaw up to 3.13.3-beta.3. This issue affects the function matchesAllowlist/extractBin of the file internal/tools/exec_approval.go. The manipulation with an unknown input leads to a name resolution vulnerability. Using CWE to declare the problem leads to CWE-706. The product uses a name or reference to access a resource, but the name/reference resolves to a resource that is outside of the intended control sphere. Impacted is confidentiality, integrity, and availability.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-16120. The exploitation is known to be easy. The attack may be initiated remotely. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept.

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Name resolution
CWE: CWE-706
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
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

07/17/2026 Advisory disclosed
07/17/2026 +0 days VulDB entry created
07/17/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 1213
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-16120 (🔒)
GCVE (CVE): GCVE-0-2026-16120
GCVE (VulDB): GCVE-100-379829
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/17/2026 18:02
Changes: 07/17/2026 18:02 (56)
Complete: 🔍
Submitter: Erichen
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #856826: nextlevelbuilder GoClaw 3.13.3-beta.3 Use of Incorrectly-Resolved Name or Reference (CWE-706) (by Erichen)

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