---
id: CVE-2025-58070
title: >-
  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.
summary: >-
  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.
severity: medium
cvss: 6.1
cvssVector: 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
published: '2025-10-24'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T11:10:00.250'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-58070'
references:
  - url: 'https://jvn.jp/en/jp/JVN20611740/'
    label: vultures@jpcert.or.jp
  - url: 'https://pleasanter.org/archives/vulnerability-update-20251024'
    label: vultures@jpcert.or.jp
tags:
  - nvd
epss: 0.00204
epssPercentile: 0.09472
ingestedAt: '2026-10-08T11:31:27.565Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.