a2ui-project a2ui up to 0.12.0 Renderer src/0.8/ui/root.js Root.renderComponentTree dynamically-determined object attributes

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.69+

Summaryinfo

A vulnerability was found in a2ui-project a2ui up to 0.12.0. It has been rated as critical. Impacted is the function Root.renderComponentTree of the file src/0.8/ui/root.js of the component Renderer. The manipulation leads to dynamically-determined object attributes. This vulnerability is referenced as CVE-2026-118538. Remote exploitation of the attack is possible. No exploit is available. The pull request to fix this issue awaits acceptance.

Detailsinfo

A vulnerability, which was classified as critical, has been found in a2ui-project a2ui up to 0.12.0. This issue affects the function Root.renderComponentTree of the file src/0.8/ui/root.js of the component Renderer. The manipulation with an unknown input leads to a dynamically-determined object attributes vulnerability. Using CWE to declare the problem leads to CWE-915. The product receives input from an upstream component that specifies multiple attributes, properties, or fields that are to be initialized or updated in an object, but it does not properly control which attributes can be modified. Impacted is confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-118538. The exploitation is known to be easy. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/28/2026).

The pull request to fix this issue awaits acceptance.

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

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

Productinfo

Type

Vendor

Name

Version

Website

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: 5.5
VulDB Temp Score: 5.5
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: Dynamically-determined object attributes
CWE: CWE-915 / CWE-913
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
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

10/28/2026 Advisory disclosed
10/28/2026 +0 days VulDB entry created
10/28/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 3076
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-118538 (🔒)
GCVE (CVE): GCVE-0-2026-118538
GCVE (VulDB): GCVE-100-428015

Entryinfo

Created: 10/28/2026 16:55
Changes: 10/28/2026 16:55 (57)
Complete: 🔍
Submitter: ez-lbz
Cache ID: 216::103

Submitinfo

Accepted

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