Is CVE-2023-26830 in the CISA KEV catalog?

No. CVE-2023-26830 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-26830?

CVE-2023-26830 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2023-26830?

CVE-2023-26830 has an EPSS score of 1.06% (61th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-26830?

Upgrade centrestack to 13.5.9808 or later.

CVE & CISA-KEV Catalog

CVE-2023-26830

HIGH

7.2

CVSS v3

NVD

Description

An unrestricted file upload vulnerability in the administrative portal branding component of Gladinet CentreStack before 13.5.9808 allows authenticated attackers to execute arbitrary code by uploading malicious files to the server.

CWE-434Unrestricted File Upload

How to fix

Remediation Available

centrestackNVD

Affected:< 13.5.9808Fixed in:13.5.9808CVE-2023-26830derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.06%probability of exploitation in 30 days

61stpercentile

Moderate risk: more likely to be exploited than 61% of all known CVEs.

References

Exploit1

whiteoaksecurity.com

Related Vulnerabilities

Other CWE-434 (Unrestricted File Upload) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-12617	High	8.1	100%	KEV	Fix
CVE-2018-15961	Critical	9.8	100%	KEV	-
CVE-2021-31207	Medium	6.6	100%	KEV + Ransom	Fix
CVE-2017-12615	High	8.1	100%	KEV + Ransom	-
CVE-2025-31324	Critical	10.0	99%	KEV + Ransom	-
CVE-2024-50623	Critical	9.8	99%	KEV + Ransom	Fix

Embed a live status badge for CVE-2023-26830

Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-02-18.