How severe is CVE-2015-2863?

CVE-2015-2863 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2015-2863 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2863?

CVE-2015-2863 affects Kaseya Virtual System Administrator. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-2863?

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

When was CVE-2015-2863 published?

CVE-2015-2863 was published on 2015-07-20 and last updated on 2026-06-17.

CVE-2015-2863

CVE-2015-2863 is a medium-severity vulnerability in Kaseya Virtual System Administrator with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Kaseya Virtual System Administrator
Published: 2015-07-20
Last modified: 2026-06-17

Description

Open redirect vulnerability in Kaseya Virtual System Administrator (VSA) 7.x before 7.0.0.29, 8.x before 8.0.0.18, 9.0 before 9.0.0.14, and 9.1 before 9.1.0.4 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors.

Frequently asked questions

What is CVE-2015-2863?: Open redirect vulnerability in Kaseya Virtual System Administrator (VSA) 7.x before 7.0.0.29, 8.x before 8.0.0.18, 9.0 before 9.0.0.14, and 9.1 before 9.1.0.4 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors.
How severe is CVE-2015-2863?: CVE-2015-2863 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-2863 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2863?: CVE-2015-2863 affects Kaseya Virtual System Administrator. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-2863?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-2863 published?: CVE-2015-2863 was published on 2015-07-20 and last updated on 2026-06-17.

References

http://www.kb.cert.org/vuls/id/919604

Affected products (1)

cpe:2.3:a:kaseya:virtual_system_administrator:*:*:*:*:*:*:*:*

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