How severe is CVE-2015-4276?

CVE-2015-4276 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2015-4276 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4276?

CVE-2015-4276 affects Cisco Webex Meetings Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-4276?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-4276 published?

CVE-2015-4276 was published on 2015-07-16 and last updated on 2026-06-17.

CVE-2015-4276

CVE-2015-4276 is a medium-severity vulnerability in Cisco Webex Meetings Server with a CVSS 2.0 base score of 6.5. 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 6.5)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Webex Meetings Server
Published: 2015-07-16
Last modified: 2026-06-17

Description

Cisco WebEx Meetings Server 2.5MR1 allows remote authenticated users to execute arbitrary code via a crafted command parameter, aka Bug ID CSCus56138.

Frequently asked questions

What is CVE-2015-4276?: Cisco WebEx Meetings Server 2.5MR1 allows remote authenticated users to execute arbitrary code via a crafted command parameter, aka Bug ID CSCus56138.
How severe is CVE-2015-4276?: CVE-2015-4276 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2015-4276 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4276?: CVE-2015-4276 affects Cisco Webex Meetings Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-4276?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4276 published?: CVE-2015-4276 was published on 2015-07-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:webex_meetings_server:2.5\(1\):*:*:*:*:*:*:*

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