How severe is CVE-2015-8483?

CVE-2015-8483 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2015-8483 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8483?

CVE-2015-8483 primarily affects Cybozu Office. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-8483?

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-2015-8483 published?

CVE-2015-8483 was published on 2016-02-17 and last updated on 2026-06-17.

CVE-2015-8483

CVE-2015-8483 is a high-severity vulnerability in Cybozu Office with a CVSS 3.x base score of 7.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v2: 5.8
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cybozu Office
Published: 2016-02-17
Last modified: 2026-06-17

Description

Open redirect vulnerability in Cybozu Office 10.2.0 through 10.3.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted URL.

Frequently asked questions

What is CVE-2015-8483?: Open redirect vulnerability in Cybozu Office 10.2.0 through 10.3.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted URL.
How severe is CVE-2015-8483?: CVE-2015-8483 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2015-8483 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8483?: CVE-2015-8483 primarily affects Cybozu Office. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-8483?: 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-2015-8483 published?: CVE-2015-8483 was published on 2016-02-17 and last updated on 2026-06-17.

References

Affected products (15)

cpe:2.3:a:cybozu:office:9.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:9.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:9.2.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:9.2.1:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:9.3.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:9.3.1:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:9.3.2:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:9.9.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.0.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.0.2:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.2.0:*:*:*:*:*:*:*
cpe:2.3:a:cybozu:office:10.3.0:*:*:*:*:*:*:*

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