Is CVE-2011-2201 in the CISA KEV catalog?

No. CVE-2011-2201 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-2201?

CVE-2011-2201 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2011-2201?

CVE-2011-2201 has an EPSS score of 6.90% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2011-2201?

Upgrade libdata-formvalidator-perl on debian 11 to 4.66-3 or later.

CVE & CISA-KEV Catalog

CVE-2011-2201

MEDIUMEPSS 93th pctl

4.3

CVSS v2

NVD

Description

The Data::FormValidator module 4.66 and earlier for Perl, when untaint_all_constraints is enabled, does not properly preserve the taint attribute of data, which might allow remote attackers to bypass the taint protection mechanism via form input.

CWE-264Permissions, Privileges, and Access Controls

How to fix

Remediation Available

libdata-formvalidator-perlDebian

Fixed in:4.66-3CVE-2011-2201

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

6.90%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch5

Exploit2

Other references1

openwall.com

Related Vulnerabilities

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2012-1456	Medium	4.3	100%	-	-
CVE-2012-1459	Medium	4.3	100%	-	Fix
CVE-2012-1446	Medium	4.3	100%	-	-
CVE-2012-1443	Medium	4.3	100%	-	-
CVE-2012-1442	Medium	4.3	99%	-	-
CVE-2012-1457	Medium	4.3	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.