Is CVE-2011-3144 in the CISA KEV catalog?

No. CVE-2011-3144 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-3144?

CVE-2011-3144 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2011-3144?

CVE-2011-3144 has an EPSS score of 1.86% (77th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2011-3144?

Upgrade scx 67 to r4.5 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2011-3144

MEDIUMEPSS 77th pctl

4.3

CVSS v2

NVD

Description

Cross-site scripting (XSS) vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009 before R2.3 and R1.4, as used in SCX before 67 R4.5 and 68 R3.9, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

scx 67NVD

Affected:< r4.5Fixed in:r4.5CVE-2011-3144derived from NVD

scx 68NVD

Affected:< r3.9Fixed in:r3.9CVE-2011-3144derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.86%probability of exploitation in 30 days

77thpercentile

Elevated risk: more likely to be exploited than 77% of all known CVEs.

References

Patch2

Third-Party Advisory2

Other references1

osvdb.org

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.