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New Api EUVDEUVD-2026-14518

| CVE-2026-30886 MEDIUM
Authorization Bypass Through User-Controlled Key (CWE-639)
2026-03-23 GitHub_M GHSA-f35r-v9x5-r8mc
6.5
CVSS 3.1 · GitHub Advisory
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Object-level authorization, IDOR prevention
Impact

This vulnerability presents a moderate-to-high real-world risk despite the CVSS 6.5 score (Medium). The CVSS vector (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) indicates network accessibility, low attack complexity, and only low privilege requirement (authenticated user), making exploitation trivial for any authenticated user without user interaction. The confidentiality impact is high: attackers gain unauthorized access to other users' video content and can trigger authentication to third-party AI providers (Google Gemini, OpenAI) using stolen task credentials, potentially enabling lateral movement or credential harvesting. The missing authorization check is a single function call—a critical control point—suggesting the vulnerability is easily discoverable and likely already known or exploited within security research communities. The availability of a vendor patch (version 0.11.4-alpha.2) and documented commit (50ec2bac6b341e651fc9ac4344e3bd2cdaeafdbd) indicates rapid remediation, but the alpha versioning suggests this may be a less mature product with potentially slower adoption of security updates. Without confirmed KEV status or active exploitation data, this remains a high-priority issue for any organization using New API in multi-tenant environments, particularly those handling sensitive video data or relying on integrated AI provider access.

Exploit ScenarioDerived

An attacker with valid credentials to New API observes or guesses a task_id belonging to another user (e.g., task_id 12345). The attacker crafts a simple GET request to /v1/videos/12345/content and receives the video content and associated AI provider credentials for that task without any authorization challenge. The attacker then uses the stolen credentials to authenticate directly to Google Gemini or OpenAI on behalf of the legitimate task owner, enabling them to perform API calls at the victim's quota or cost. Because the endpoint requires only authentication (not authorization), any user account—including low-privilege accounts—can perform this attack at scale across all task_ids in the system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 23, 2026

An Insecure Direct Object Reference (IDOR) vulnerability exists in New API versions prior to 0.11.4-alpha.2, a large language model gateway and AI asset management system. Authenticated users can bypass authorization checks on the video proxy endpoint (GET /v1/videos/:task_id/content) to access video content belonging to other users and cause the server to authenticate to upstream AI providers (Google Gemini, OpenAI) using credentials derived from tasks they do not own. The vulnerability stems from a single unguarded function call that queries tasks by task_id alone without validating user ownership, contrasting sharply with all other task-lookup functions in the codebase that properly enforce ownership checks.

RemediationAI

Upgrade New API to version 0.11.4-alpha.2 or later immediately, which contains the authorization bypass patch. Verify the patch by checking commit 50ec2bac6b341e651fc9ac4344e3bd2cdaeafdbd in the repository (https://github.com/QuantumNous/new-api/commit/50ec2bac6b341e651fc9ac4344e3bd2cdaeafdbd). As an interim mitigation prior to patching, implement network-level access controls restricting the video proxy endpoint (GET /v1/videos/:task_id/content) to trusted clients or disable the endpoint if not in use. Additionally, audit access logs for the affected endpoint to identify any unauthorized task_id access patterns, and consider rotating AI provider credentials (Google Gemini, OpenAI API keys) if the system handles sensitive workloads. Implement application-level rate limiting and monitoring on the video proxy endpoint to detect anomalous access patterns that may indicate exploitation attempts.

Affected VersionsENISA

new-api < 0.11.4-alpha.2

Affected Packages

go github.com/quantumnous/new-api fix: 0.11.4-alpha.2
euvd new_api fix: 0.11.4-alpha.2

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 2 packages in go, euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

New API (cpe:2.3:a:quantumnous:new-api:*:*:*:*:*:*:*:*) is an LLM gateway and AI asset management platform that proxies requests to upstream AI providers. The vulnerability is rooted in CWE-639 (Authorization Bypass Through User-Controlled Key), a classic authorization flaw where the application trusts client-supplied identifiers without validating ownership. The affected endpoint uses the function model.GetByOnlyTaskId(taskID) which queries the database by task_id parameter alone, whereas the security-correct pattern used elsewhere in the codebase is model.GetByTaskId(userId, taskID), which includes both the user context and task identifier. This inconsistency allows an attacker to construct requests with arbitrary task_id values, bypassing the intended multi-tenant isolation and gaining access to video content and associated provider credentials not belonging to them.

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Severity by source

GitHub Advisory PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
SUSE MEDIUM

Primary rating from GitHub Advisory.

CVSS VectorGitHub Advisory

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Patch released
Mar 31, 2026 - 21:13 nvd
Patch available
CVE Published
Mar 23, 2026 - 19:18 nvd
MEDIUM 6.5

DescriptionGitHub Advisory

New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. Prior to version 0.11.4-alpha.2, an Insecure Direct Object Reference (IDOR) vulnerability in the video proxy endpoint (GET /v1/videos/:task_id/content) allows any authenticated user to access video content belonging to other users and causes the server to authenticate to upstream AI providers (Google Gemini, OpenAI) using credentials derived from tasks they do not own. The missing authorization check is a single function call - model.GetByOnlyTaskId(taskID) queries by task_id alone with no user_id filter, while every other task-lookup in the codebase enforces ownership via model.GetByTaskId(userId, taskID). Version 0.11.4-alpha.2 contains a patch.

Executive ViewAI

Why It Matters

Organizations using New API should be aware of notable risk from CVE-2026-30886, a IDOR vulnerability rated CVSS 6.5. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.0%
Top 92% exploitable
Data Quality
6 sources
Confidence: High
EUVD NVD CVE.org EPSS Vulnrichment Vendor GitHub VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation
Poc
System Exposure· derived
Open
Automatable
No
Technical Impact
Partial

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Related Vulnerabilities in New API Authentication and Authorization Flaws

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Vendor StatusVendor

SUSE

Severity: Medium
Product Status
openSUSE Leap 15.6 Fixed
SUSE Linux Enterprise Module for Package Hub 15 SP5 Fixed
SUSE Linux Enterprise Module for Package Hub 15 SP6 Fixed
openSUSE Leap 15.5 Fixed

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