whyour Qinglong up to 2.20.0 Guard back/loaders/express.ts init initialization

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in whyour Qinglong up to 2.20.0 and classified as critical. This impacts the function init of the file back/loaders/express.ts of the component Guard. Executing a manipulation can lead to initialization. This vulnerability is tracked as CVE-2026-55445. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in whyour Qinglong up to 2.20.0. This vulnerability affects the function init of the file back/loaders/express.ts of the component Guard. The manipulation with an unknown input leads to a initialization vulnerability. The CWE definition for the vulnerability is CWE-665. The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Qinglong is a timed task management platform supporting Python3, JavaScript, Shell, and Typescript. Prior to 2.20.1, the init guard middleware in back/loaders/express.ts checks /api/user/init but not /open/user/init, while rewrite('/open/*', '/api/$1') rewrites the whitelisted /open/* path after JWT authentication and the guard have passed; an unauthenticated attacker can send PUT /open/user/init to reset administrator credentials on an initialized instance. This issue is fixed in 2.20.1.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-55445 since 06/16/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

Upgrading to version 2.20.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at CNNVD (CNNVD-2026-98449652) and EUVD (EUVD-2026-44820). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Initialization
CWE: CWE-665
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

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: 🔒

Upgrade: Qinglong 2.20.1

Timelineinfo

06/16/2026 CVE reserved
07/15/2026 +29 days Advisory disclosed
07/15/2026 +0 days VulDB entry created
07/20/2026 +5 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-55445 (🔒)
GCVE (CVE): GCVE-0-2026-55445
GCVE (VulDB): GCVE-100-379432
EUVD: 🔒
CNNVD: CNNVD-2026-98449652 - whyour qinglong 授权问题漏洞

Entryinfo

Created: 07/16/2026 00:03
Updated: 07/20/2026 10:56
Changes: 07/16/2026 00:03 (55), 07/16/2026 05:31 (1), 07/16/2026 16:41 (6), 07/20/2026 10:56 (12)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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