CVE-2026-32734
baserCMS is Vulnerable to Cross-site Scripting
7.1
HIGH
CVSS 3.1
EPSS 0.01%
Description
baserCMS has DOM-based cross-site scripting in tag creation. ### Target baserCMS 5.2.2 and earlier versions ### Vulnerability Malicious JavaScript may be executed when creating a tag. ### Countermeasures Update to the latest version of baserCMS Please refer to the following page to reference for more information. https://basercms.net/security/JVN_94952030 ### Credits - quanlna2 (Le Nguyen Anh Quan) - namdi (Do Ich Nam) - minhnn42 (Nguyen Ngoc Minh) - VCSLab - Viettel Cyber Security
How to fix CVE-2026-32734
To remediate CVE-2026-32734, upgrade the affected package to a fixed version below.
- —upgrade to 5.2.3 or later
Is CVE-2026-32734 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.2.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L |