How severe is CVE-2012-4011?

CVE-2012-4011 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2012-4011 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4011?

CVE-2012-4011 affects Cybozu Kunai. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-4011?

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-2012-4011 published?

CVE-2012-4011 was published on 2012-09-08 and last updated on 2026-06-16.

CVE-2012-4011

CVE-2012-4011 is a critical-severity vulnerability in Cybozu Kunai 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. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Cybozu Kunai
Published: 2012-09-08
Last modified: 2026-06-16

Description

The Cybozu KUNAI application before 2.0.6 for Android allows remote attackers to execute arbitrary Java methods, and obtain sensitive information or execute arbitrary commands, via a crafted web site.

Frequently asked questions

What is CVE-2012-4011?: The Cybozu KUNAI application before 2.0.6 for Android allows remote attackers to execute arbitrary Java methods, and obtain sensitive information or execute arbitrary commands, via a crafted web site.
How severe is CVE-2012-4011?: CVE-2012-4011 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2012-4011 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4011?: CVE-2012-4011 affects Cybozu Kunai. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-4011?: 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-2012-4011 published?: CVE-2012-4011 was published on 2012-09-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:cybozu:kunai:*:-:*:*:*:android:*:*

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