CVE-2026-120442

ape-volo-admin before 3.6.1 Hardcoded JWT Signing Key Authentication Bypass

CVSS score

9.3

EPSS probability

—

Risk score

0.9

Published

3 h ago

Overview Public Exploits (0)Newsroom Vulnerability Timeline

Official patch verified

Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.

Impact on My Inventory

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Vulnerability description

DayBreach AI Explanation

Verified against sources

ape-volo-admin Hardcoded JWT Signing Key Authentication Bypass Vulnerability

Sources read

Source agreement

0/2

Evidence confidence

%44

Short explanation

ape-volo-admin before version 3.6.1 contains an authentication bypass vulnerability due to a hardcoded JWT signing key in appsettings.json. Unauthenticated attackers can forge administrator tokens and gain full API control.

Why does it matter?

It allows unauthenticated attackers to forge administrator tokens offline and achieve full control over the system, leading to the compromise of critical data, roles, and permissions.

What should be done?

Upgrade to the fixed software version
Follow the vendor advisory
Review authentication configurations

Note on uncertainty

2 alanda kaynak uyuşmazlığı var. DayBreach bu değerleri saklamadı; kaynak karşılaştırması aşağıda gösteriliyor.

Chain of evidence and sources2 verified claims

ape-volo-admin 3.6.1 öncesi sürümlerde sabit kodlanmış JWT imzalama anahtarı nedeniyle kimlik doğrulama atlatma açığı bulunmaktadır.

S0 · daybreach-canonical

Saldırganlar jti talebini yönetici kimliğine ayarlayarak belirteçleri çevrimdışı imzalayabilir ve tam API kontrolü elde edebilir.

S0 · daybreach-canonical

Show the technical text from the sources

ape-volo-admin before 3.6.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge administrator tokens using a hardcoded JWT signing key in appsettings.json. Attackers can sign tokens offline with the jti claim set to the seeded administrator id to gain full API control over users, roles, permissions and data.

CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CWE: CWE-1394

This explanation was compiled automatically from the source records. Scores, active exploitation, patch and exploit status come straight from the sources.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-120442 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

ID	VENDOR	PRODUCT	ACTION
1	xianhc	ape-volo-admin	View

Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCORE	VERSION	SEVERITY	VECTOR	SOURCE
9.8	CVSS V31	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD
9.8	CVSS V3_1	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CVE CNA
9.3	CVSS V40	CRITICAL	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD
9.3	CVSS V4_0	CRITICAL	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	CVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

2 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

cvelist

CNA çözüm referansı

Open source

reference

Yama veya çözüm referansı

Open source

Confirm the affected product and version against the source evidence above.

Restrict access to internet-facing services and apply network segmentation.

Apply the official update named in the evidence only to the matching product and version.

Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-120442 is associated with the following CWEs:

CWE-1394: Common Weakness Enumeration Entry CWE-1394

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-120442 weaknesses.

CAPEC-66: SQL Injection CAPEC-126: Path Traversal CAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden

PermissionsGerekmiyor

UserGerekmiyor

Official Sources and Advisories

https://github.com/xianhc/ape-volo-admin/issues/36vendor-advisory https://github.com/xianhc/ape-volo-admin/commit/938f7ec58047f0c63123dc155d6a033910f00933patch ape-volo-admin V3.6.1 Release Notesvendor-advisory https://github.com/xianhc/ape-volo-admin/blob/V3.5.2/Ape.Volo.Api/appsettings.json#L4-L10vendor-advisory https://github.com/xianhc/ape-volo-admin/blob/V3.5.2/Ape.Volo.Infrastructure/Extensions/AuthorizationExtensions.cs#L50-L60vendor-advisory https://github.com/xianhc/ape-volo-admin/blob/V3.5.2/Ape.Volo.Infrastructure/Authentication/PermissionHandler.cs#L130-L172vendor-advisory https://hackmd.io/@hieuPenguinnn/ape-volo-admin-hardcoded-jwt-secret-admin-token-forgeryvendor-advisory VulnCheck Advisory: ape-volo-admin before 3.6.1 Hardcoded JWT Signing Key Authentication Bypassvendor-advisory

CVSS Vector Radar Chart

9.3 / 10

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone required

User InteractionNone required

Confidentiality (Gizlilik)Low

Integrity (Bütünlük)None

Availability (Erişilebilirlik)High

Yama doğrulandı

2 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

Follow the vendor

xianhc

Weakness Type (CWE & CAPEC)

CWE-1394

Get this vulnerability through the API

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