CVE-2024-11021: Grand Vice info Webopac - Stored XSS

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-11-11 · updated 2026-06-17
Weakness: CWE-79

Description

Webopac from Grand Vice info has Stored Cross-site Scripting vulnerability. Remote attackers with regular privileges can inject arbitrary JavaScript code into the server. When users visit the compromised page, the code is automatically executed in their browser.

Affected products

Grand Vice info Webopac: from 6 before 6.5.1; from 7 before 7.2.3 — fixed in 6.5.1, 7.2.3

How to fix

Upgrade to a fixed version: Grand Vice info Webopac 6.5.1, 7.2.3. Check the vendor advisory for mitigations.

References

https://www.twcert.org.tw/en/cp-139-8220-e75c2-2.html
https://www.twcert.org.tw/tw/cp-132-8219-f12d0-1.html

Get alerted when CVE-2024-11021 or the next vulnerability affects your stack