How severe is CVE-2012-2174?

CVE-2012-2174 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2012-2174 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 38% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-2174?

CVE-2012-2174 primarily affects Ibm Lotus Notes. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-2174?

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-2012-2174 published?

CVE-2012-2174 was published on 2012-06-20 and last updated on 2026-06-16.

CVE-2012-2174

CVE-2012-2174 is a critical-severity vulnerability in Ibm Lotus Notes with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 38% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 38% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Ibm Lotus Notes
Published: 2012-06-20
Last modified: 2026-06-16

Description

The URL handler in IBM Lotus Notes 8.x before 8.5.3 FP2 allows remote attackers to execute arbitrary code via a crafted notes:// URL.

Frequently asked questions

What is CVE-2012-2174?: The URL handler in IBM Lotus Notes 8.x before 8.5.3 FP2 allows remote attackers to execute arbitrary code via a crafted notes:// URL.
How severe is CVE-2012-2174?: CVE-2012-2174 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2012-2174 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 38% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2174?: CVE-2012-2174 primarily affects Ibm Lotus Notes. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-2174?: 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-2012-2174 published?: CVE-2012-2174 was published on 2012-06-20 and last updated on 2026-06-16.

References

Affected products (27)

cpe:2.3:a:ibm:lotus_notes:8.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.2.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.2.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.2.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.2.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.2.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.2.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.0.2.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.1.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.1.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.1.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.1.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.1.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.2.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.2.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.2.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.2.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:8.5.3.1:*:*:*:*:*:*:*

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