Vulnerability · Published Jun 30, 2026 · Assigned by INCIBE

CVE-2026-6954Multiple vulnerabilities in Intermark IT's WebControl CMS

Medium 5.1

In plain English

A medium-severity cross-site scripting in WebControl CMS from Intermark IT. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities).

Severity (CVSS 4.0)5.1Medium

Exploit odds (30 days)0.4%top 61.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Cross-Site Scripting (XSS) vulnerability in Intermark IT's WebControl CMS v3.5. This vulnerability allows an attacker to execute JavaScript code or inject a dynamic iframe into the victim’s browser by sending a malicious URL via the 'urlDestino' parameter in '/portal.do'. This vulnerability can be exploited to steal sensitive user data, such as session cookies, display phishing interfaces, or perform actions on the user’s behalf.

Affected products (as reported)

Vendor	Product	Versions
Intermark IT	WebControl CMS	0 – before *

Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-intermark-its-webcontrol-cms