How severe is CVE-2011-2074?

CVE-2011-2074 has a CVSS 2.0 base score of 8.5, rated high severity.

Is CVE-2011-2074 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2074?

CVE-2011-2074 primarily affects Skype. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-2074?

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

When was CVE-2011-2074 published?

CVE-2011-2074 was published on 2011-05-10 and last updated on 2026-06-16.

CVE-2011-2074

CVE-2011-2074 is a high-severity vulnerability in Skype with a CVSS 2.0 base score of 8.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 8.5)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Skype
Published: 2011-05-10
Last modified: 2026-06-16

Description

Unspecified vulnerability in the client in Skype 5.x before 5.1.0.922 on Mac OS X allows remote authenticated users to execute arbitrary code or cause a denial of service (application crash) via a crafted message.

Frequently asked questions

What is CVE-2011-2074?: Unspecified vulnerability in the client in Skype 5.x before 5.1.0.922 on Mac OS X allows remote authenticated users to execute arbitrary code or cause a denial of service (application crash) via a crafted message.
How severe is CVE-2011-2074?: CVE-2011-2074 has a CVSS 2.0 base score of 8.5, rated high severity.
Is CVE-2011-2074 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2074?: CVE-2011-2074 primarily affects Skype. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-2074?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2011-2074 published?: CVE-2011-2074 was published on 2011-05-10 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:skype:skype:5.0.0.105:*:*:*:*:*:*:*
cpe:2.3:a:skype:skype:5.0.0.105:beta:*:*:*:*:*:*
cpe:2.3:a:skype:skype:5.0.0.123:beta:*:*:*:*:*:*
cpe:2.3:a:skype:skype:5.0.0.152:*:*:*:*:*:*:*
cpe:2.3:a:skype:skype:5.0.0.156:*:*:*:*:*:*:*
cpe:2.3:a:skype:skype:5.1.0.104:*:*:*:*:*:*:*
cpe:2.3:a:skype:skype:5.1.0.112:*:*:*:*:*:*:*

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