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CVE-2026-5454— GRID Organiser App co.gridapp.organiser app.json hard-coded key

Quick assessment

Affected

GRID Organiser App

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Sumi Interactive GRID Organiser是中国Sumi Interactive公司的一个活动规划和管理应用。 Sumi Interactive GRID Organiser 1.0.5及之前版本存在安全漏洞，该漏洞源于对参数SegmentWriteKey使用硬编码加密密钥。

CVSS 3.3 · Low EPSS 0.15% · P4 Updated Apr 04, 2026

Possible ATT&CK Techniques 1 AI

T1552.001 · Credentials In Files

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I. Basic Information for CVE-2026-5454

Vulnerability Information

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Vulnerability Title

GRID Organiser App co.gridapp.organiser app.json hard-coded key

Source: CVE Program / CVE List V5

Vulnerability Description

A vulnerability was found in GRID Organiser App up to 1.0.5 on Android. Impacted is an unknown function of the file file res/raw/app.json of the component co.gridapp.organiser. Performing a manipulation of the argument SegmentWriteKey results in use of hard-coded cryptographic key . The attack is only possible with local access. The exploit has been made public and could be used.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Source: CVE Program / CVE List V5

Vulnerability Type

使用硬编码的密码学密钥

Source: CVE Program / CVE List V5

Vulnerability Title

Sumi Interactive GRID Organiser 安全漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
GRID	Organiser App	1.0.0	-

II. Public POCs for CVE-2026-5454

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-5454

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Vendor Advisories for CVE-2026-5454 (2)

🔗 CVE-2026-5454 GRID Organiser App co.gridapp.organiser app.json hard-coded key Read full article vdb-entry technical-description
🔗 Submit #781759: GRID GmbH GRID ORGANISER(co.gridapp.organiser) 1.0.5 Segment Write Key Exposure Read full article third-party-advisory

Security Blog Posts for CVE-2026-5454 (1)

🔗 Segment Write Key Exposure Leading to Data Injection and User Profile Manipulation In co.gridapp.org | Notion Read full article exploit

https://www.cve.org/CVERecord?id=CVE-2026-5454

IV. Related Vulnerabilities

Same weakness: CWE-321