Vulnerability · Published Mar 16, 2026 · Assigned by VulDB

CVE-2026-4217XREAL Nebula App ai.nreal.nebula.universal CloudStoragePlugin.java credentials storage

Low 2.5

In plain English

A low-severity security flaw in Nebula App from XREAL. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).

Severity (CVSS 3.1)2.5Low

Exploit odds (30 days)0.1%top 99.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security vulnerability has been detected in XREAL Nebula App up to 3.2.1 on Android. This impacts an unknown function of the file in ai/nreal/nebula/flutterPlugin/CloudStoragePlugin.java of the component ai.nreal.nebula.universal. Such manipulation of the argument accessKey/secretAccessKey/securityToken leads to unprotected storage of credentials. The attack can only be performed from a local environment. The attack requires a high level of complexity. The exploitability is said to be difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
XREAL	Nebula App	3.2.03.2.1

Weakness: CWE-256, CWE-255 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

References

VDB-351141 | XREAL Nebula App ai.nreal.nebula.universal CloudStoragePlugin.java credentials storage vdb-entry, technical-description
VDB-351141 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #770503 | XREAL Technology Limited Nebula 3.2.1 Exposed Cryptographic Key and IV third-party-advisory
https://www.notion.so/Exposed-Cryptographic-Key-and-IV-in-ai-nreal-nebula-universal-3172de3f97fb80b5a987eac2c49527e2?source=copy_link exploit