XREAL Nebula App up to 3.2.1 on Android ai.nreal.nebula.universal CloudStoragePlugin.java accessKey/secretAccessKey/securityToken credentials storage

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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2.3$0-$5k0.00

Summaryinfo

A vulnerability was found in XREAL Nebula App up to 3.2.1 on Android. It has been rated as problematic. Affected is an unknown function of the file in ai/nreal/nebula/flutterPlugin/CloudStoragePlugin.java of the component ai.nreal.nebula.universal. Performing a manipulation of the argument accessKey/secretAccessKey/securityToken results in credentials storage. This vulnerability is identified as CVE-2026-4217. The attack is only possible with local access. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in XREAL Nebula App up to 3.2.1 on Android. It has been classified as problematic. This affects an unknown function of the file in ai/nreal/nebula/flutterPlugin/CloudStoragePlugin.java of the component ai.nreal.nebula.universal. The manipulation of the argument accessKey/secretAccessKey/securityToken with an unknown input leads to a credentials storage vulnerability. CWE is classifying the issue as CWE-256. Storing a password in plaintext may result in a system compromise. This is going to have an impact on confidentiality.

The advisory is shared at notion.so. This vulnerability is uniquely identified as CVE-2026-4217. The exploitability is told to be difficult. An attack has to be approached locally. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1552 for this issue.

The exploit is shared for download at notion.so. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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

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Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.5
VulDB Meta Temp Score: 2.3

VulDB Base Score: 2.5
VulDB Temp Score: 2.3
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: Credentials storage
CWE: CWE-256 / CWE-255
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

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

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

03/15/2026 Advisory disclosed
03/15/2026 +0 days VulDB entry created
03/16/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: notion.so
Status: Not defined

CVE: CVE-2026-4217 (🔒)
GCVE (CVE): GCVE-0-2026-4217
GCVE (VulDB): GCVE-100-351141
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 03/15/2026 16:19
Updated: 03/16/2026 07:32
Changes: 03/15/2026 16:19 (60), 03/16/2026 07:32 (2)
Complete: 🔍
Submitter: fxizenta
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #770503: XREAL Technology Limited Nebula 3.2.1 Exposed Cryptographic Key and IV (by fxizenta)

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