CVE-2021-20725

Published: May 24, 2021Modified: Jun 17, 2026

6.1

Vector

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

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

Reflected cross-site scripting vulnerability in the admin page of [Calendar01] free edition ver1.0.1 and earlier allows a remote attacker to inject an arbitrary script via unspecified vectors.

Affected (1)

Products: Calendar01 Project: Calendar01

Calendar01 Project

1 product

Calendar01

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Calendar01 Project Calendar01	Up to 1.0.1

Related CWEs

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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.

References (4)

https://jvn.jp/en/jp/JVN53910556/index.html

Source: vultures@jpcert.or.jp

Third Party Advisory

https://www.php-factory.net/calendar/01.php

Source: vultures@jpcert.or.jp

ProductThird Party Advisory

https://jvn.jp/en/jp/JVN53910556/index.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.php-factory.net/calendar/01.php

Source: af854a3a-2127-422b-91ae-364da2661108

ProductThird Party Advisory

Timeline

No history available yet.