Pleasanter contains a stored cross-site scripting vulnerability in Preview for Attachments, which allows an attacker to execute an arbitrary script in a logged-in user's web browser.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00043.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Implem Inc. Pleasanter affected
Version Status Constraints
1.4.20.0 and earlier versions affected —

No data.

No data.

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Vendors Products
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Project Subscriptions

Vendors Products
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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/JVN20611740/ cve-icon cve-icon
https://pleasanter.org/archives/vulnerability-update-20251024 cve-icon cve-icon
History

Mon, 27 Oct 2025 22:30:00 +0000

Type Values Removed Values Added
First Time appeared Pleasanter
Pleasanter pleasanter
Vendors & Products Pleasanter
Pleasanter pleasanter

Fri, 24 Oct 2025 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 24 Oct 2025 05:30:00 +0000

Type Values Removed Values Added
Description Pleasanter contains a stored cross-site scripting vulnerability in Preview for Attachments, which allows an attacker to execute an arbitrary script in a logged-in user's web browser.
Weaknesses CWE-79
References
Metrics cvssV3_0

{'score': 6.1, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2025-10-24T12:31:28.420Z

Reserved: 2025-10-20T00:08:22.870Z

Link: CVE-2025-58070

cve-icon Vulnrichment

Updated: 2025-10-24T12:11:00.773Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-24T06:15:35.467

Modified: 2025-10-27T13:20:15.637

Link: CVE-2025-58070

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-27T22:13:22Z

Weaknesses