How severe is CVE-2020-14026?

CVE-2020-14026 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-14026 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-2020-14026?

CVE-2020-14026 affects Ozeki Ozeki Ng Sms Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-14026?

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-2020-14026 published?

CVE-2020-14026 was published on 2020-09-22 and last updated on 2026-06-17.

CVE-2020-14026

CVE-2020-14026 is a high-severity vulnerability in Ozeki Ozeki Ng Sms Gateway with a CVSS 3.x base score of 8.8. 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-1236.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.3
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1236
Affected product: Ozeki Ozeki Ng Sms Gateway
Published: 2020-09-22
Last modified: 2026-06-17

Description

CSV Injection (aka Excel Macro Injection or Formula Injection) exists in the Export Of Contacts feature in Ozeki NG SMS Gateway through 4.17.6 via a value that is mishandled in a CSV export.

Frequently asked questions

What is CVE-2020-14026?: CSV Injection (aka Excel Macro Injection or Formula Injection) exists in the Export Of Contacts feature in Ozeki NG SMS Gateway through 4.17.6 via a value that is mishandled in a CSV export.
How severe is CVE-2020-14026?: CVE-2020-14026 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-14026 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-2020-14026?: CVE-2020-14026 affects Ozeki Ozeki Ng Sms Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-14026?: 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-2020-14026 published?: CVE-2020-14026 was published on 2020-09-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ozeki:ozeki_ng_sms_gateway:*:*:*:*:*:*:*:*

More vulnerabilities in Ozeki Ozeki Ng Sms Gateway

CVE-2020-14025 — High (CVSS 8.8): Ozeki NG SMS Gateway through 4.17.6 has multiple CSRF vulnerabilities. For example, an administrator, by following a…
CVE-2020-14022 — High (CVSS 8.8): Ozeki NG SMS Gateway 4.17.1 through 4.17.6 does not check the file type when bulk importing new contacts ("Import…
CVE-2020-14029 — High (CVSS 7.5): An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. The RSS To SMS module processes XML files in an unsafe…
CVE-2020-14030 — High (CVSS 7.2): An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. It stores SMS messages in .NET serialized format on the…
CVE-2020-14031 — High (CVSS 7.2): An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. The outbox functionality of the TXT File module can be…
CVE-2020-14028 — High (CVSS 7.2): An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. By leveraging a path traversal vulnerability in the…

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