How severe is CVE-2011-4221?

CVE-2011-4221 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2011-4221 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4221?

CVE-2011-4221 primarily affects Investintech Able2doc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-4221?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2011-4221 published?

CVE-2011-4221 was published on 2011-11-01 and last updated on 2026-06-16.

CVE-2011-4221

CVE-2011-4221 is a critical-severity vulnerability in Investintech Able2doc with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 7% (94th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Investintech Able2doc
Published: 2011-11-01
Last modified: 2026-06-16

Description

Unspecified vulnerability in Investintech.com Able2Doc and Able2Doc Professional allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted document.

Frequently asked questions

What is CVE-2011-4221?: Unspecified vulnerability in Investintech.com Able2Doc and Able2Doc Professional allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted document.
How severe is CVE-2011-4221?: CVE-2011-4221 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2011-4221 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4221?: CVE-2011-4221 primarily affects Investintech Able2doc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4221?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2011-4221 published?: CVE-2011-4221 was published on 2011-11-01 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:investintech:able2doc:*:*:*:*:*:*:*:*
cpe:2.3:a:investintech:able2doc:*:*:professional:*:*:*:*:*