Tegalog -Fumy Otegaru Memo Logger- provided by Nishishi Factory contains a vulnerability due to a permissive regular expression, which may allow an attacker who can access the affected product to log in to the management console. As a result, the attacker may perform any operations available from the management console.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact High

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00398.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Nishishi Factory Subscribe
Tegalog -fumy Otegaru Memo Logger- Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Nishishi Factory Subscribe
Tegalog -fumy Otegaru Memo Logger- Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/jp/JVN99975039/ cve-icon cve-icon
https://www.nishishi.com/cgi/tegalog/info/notice20260629.shtml cve-icon cve-icon
History

Tue, 11 Aug 2026 15:45:00 +0000

Type Values Removed Values Added
First Time appeared Nishishi Factory
Nishishi Factory tegalog -fumy Otegaru Memo Logger-
Vendors & Products Nishishi Factory
Nishishi Factory tegalog -fumy Otegaru Memo Logger-

Mon, 10 Aug 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 10 Aug 2026 08:45:00 +0000

Type Values Removed Values Added
Title Permissive Regular Expression Enabling Management Console Login in Tegalog -Fumy Otegaru Memo Logger

Mon, 10 Aug 2026 07:45:00 +0000

Type Values Removed Values Added
Description Tegalog -Fumy Otegaru Memo Logger- provided by Nishishi Factory contains a vulnerability due to a permissive regular expression, which may allow an attacker who can access the affected product to log in to the management console. As a result, the attacker may perform any operations available from the management console.
Weaknesses CWE-625
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L'}

cvssV4_0

{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-08-10T17:39:20.255Z

Reserved: 2026-07-27T06:27:45.155Z

Link: CVE-2026-64940

cve-icon Vulnrichment

Updated: 2026-08-10T17:39:16.553Z

cve-icon NVD

Status : Received

Published: 2026-08-10T08:16:48.733

Modified: 2026-08-10T18:18:48.160

Link: CVE-2026-64940

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-11T14:26:04Z

Weaknesses