BaseFortify

Publication date: 2025-10-24

Last updated on: 2025-10-27

Assigner: JPCERT/CC

Description

Pleasanter contains a stored cross-site scripting vulnerability in Body, Description and Comments, which allows an attacker to execute an arbitrary script in a logged-in user's web browser.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-10-24

Last Modified

2025-10-27

Generated

2026-07-06

AI Q&A

2025-10-24

EPSS Evaluated

2026-07-05

NVD

CVE-2025-61931

EUVD

EUVD-2025-35798

Affected Vendors & Products

Vendor	Product	Version / Range
pleasanter	pleasanter	1.3
pleasanter	pleasanter	1.2
pleasanter	pleasanter	0.51
pleasanter	pleasanter	1.4.21.0
pleasanter	pleasanter	1.1
pleasanter	pleasanter	1.4.20.0
pleasanter	pleasanter	0.50
pleasanter	pleasanter	0.49

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability is a stored cross-site scripting (XSS) issue in Pleasanter. It occurs in the Body, Description, and Comments sections, allowing an attacker to inject and execute arbitrary scripts in the web browser of a logged-in user.

Impact Analysis

The vulnerability can allow attackers to execute malicious scripts in the context of a logged-in user's browser, potentially leading to unauthorized actions, data theft, or session hijacking within the affected application.

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