How severe is CVE-2018-0266?

CVE-2018-0266 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2018-0266 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-0266?

CVE-2018-0266 primarily affects Cisco Unified Communications Manager. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-0266?

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

When was CVE-2018-0266 published?

CVE-2018-0266 was published on 2018-04-19 and last updated on 2026-06-17.

CVE-2018-0266

CVE-2018-0266 is a medium-severity vulnerability in Cisco Unified Communications Manager with a CVSS 3.x base score of 4.3. 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-425.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-425
Affected product: Cisco Unified Communications Manager
Published: 2018-04-19
Last modified: 2026-06-17

Description

A vulnerability in the web framework of Cisco Unified Communications Manager could allow an authenticated, remote attacker to view sensitive data. The vulnerability is due to insufficient protection of database tables over the web interface. An attacker could exploit this vulnerability by browsing to a specific URL. An exploit could allow the attacker to view configuration parameters. Cisco Bug IDs: CSCvf20218.

Frequently asked questions

What is CVE-2018-0266?: A vulnerability in the web framework of Cisco Unified Communications Manager could allow an authenticated, remote attacker to view sensitive data. The vulnerability is due to insufficient protection of database tables over the web interface. An attacker could exploit this vulnerability by browsing to a specific URL. An exploit could allow the attacker to view configuration parameters. Cisco Bug IDs: CSCvf20218.
How severe is CVE-2018-0266?: CVE-2018-0266 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2018-0266 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-0266?: CVE-2018-0266 primarily affects Cisco Unified Communications Manager. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-0266?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-0266 published?: CVE-2018-0266 was published on 2018-04-19 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:cisco:unified_communications_manager:10.5\(2.10000.5\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:11.0\(1.10000.10\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:11.5\(1.10000.6\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:12.0\(1.10000.10\):*:*:*:*:*:*:*

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