CVE-2021-25987

Published: Nov 30, 2021Modified: Jun 17, 2026

4.6

Vector

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

Exploitability: 1.5 / Impact: 2.7

Source: NVD

Description

Hexo versions 0.0.1 to 5.4.0 are vulnerable against stored XSS. The post “body” and “tags” don’t sanitize malicious javascript during web page generation. Local unprivileged attacker can inject arbitrary code.

Affected (1)

Products: Hexo: Hexo

Hexo

1 product

Hexo

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Hexo Hexo	From 0.0.1 to 5.4.0

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://github.com/hexojs/hexo/commit/5170df2d3fa9c69e855c4b7c2b084ebfd92d5200

Source: vulnerabilitylab@mend.io

PatchThird Party Advisory

https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25987

Source: vulnerabilitylab@mend.io

Third Party Advisory

https://github.com/hexojs/hexo/commit/5170df2d3fa9c69e855c4b7c2b084ebfd92d5200

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

PatchThird Party Advisory

https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25987

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

Third Party Advisory

Timeline

No history available yet.