CVE-2026-6953

MEDIUMCVSS 5.1/10EPSS 0.36%

Last modified

CVE-2026-6953 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. HTML injection vulnerability in Intermark IT's WebControl CMS v3.5. This vulnerability allows an attacker to send an email containing malicious HTML code to a victim via the contact form. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

HTML injection vulnerability in Intermark IT's WebControl CMS v3.5. This vulnerability allows an attacker to send an email containing malicious HTML code to a victim via the contact form. To exploit this vulnerability, the attacker must send a request using the 'nombreApellidos', 'dirección ', and 'comentarios ' parameters to '/processContact.do'.

Metrics

CVSS 4.0
5.1/10

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.36%

27.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Intermark ITWebControl CMS< *

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-6953?
HTML injection vulnerability in Intermark IT's WebControl CMS v3.5. This vulnerability allows an attacker to send an email containing malicious HTML code to a victim via the contact form. To exploit this vulnerability, the attacker must send a request using the 'nombreApellidos', 'dirección ', and 'comentarios ' parameters to '/processContact.do'.
How severe is CVE-2026-6953?
CVE-2026-6953 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2026-6953?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST