How severe is CVE-2023-26949?

CVE-2023-26949 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-26949 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26949?

CVE-2023-26949 affects Onekeyadmin. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26949?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-26949 published?

CVE-2023-26949 was published on 2023-03-06 and last updated on 2026-06-17.

CVE-2023-26949

CVE-2023-26949 is a critical-severity vulnerability in Onekeyadmin with a CVSS 3.x base score of 9.8. 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-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Onekeyadmin
Published: 2023-03-06
Last modified: 2026-06-17

Description

An arbitrary file upload vulnerability in the component /admin1/config/update of onekeyadmin v1.3.9 allows attackers to execute arbitrary code via a crafted PHP file.

Frequently asked questions

What is CVE-2023-26949?: An arbitrary file upload vulnerability in the component /admin1/config/update of onekeyadmin v1.3.9 allows attackers to execute arbitrary code via a crafted PHP file.
How severe is CVE-2023-26949?: CVE-2023-26949 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-26949 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26949?: CVE-2023-26949 affects Onekeyadmin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26949?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-26949 published?: CVE-2023-26949 was published on 2023-03-06 and last updated on 2026-06-17.

References

https://github.com/keheying/onekeyadmin/issues/1

Affected products (1)

cpe:2.3:a:onekeyadmin:onekeyadmin:1.3.9:*:*:*:*:*:*:*

More vulnerabilities in Onekeyadmin

CVE-2023-26957 — Critical (CVSS 9.1): onekeyadmin v1.3.9 was discovered to contain an arbitrary file delete vulnerability via the component…
CVE-2023-26948 — High (CVSS 7.5): onekeyadmin v1.3.9 was discovered to contain an arbitrary file read vulnerability via the component…
CVE-2023-26956 — High (CVSS 7.5): onekeyadmin v1.3.9 was discovered to contain an arbitrary file read vulnerability via the component /admin1/curd/code.
CVE-2023-26951 — Medium (CVSS 5.4): onekeyadmin v1.3.9 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Member List…
CVE-2023-26952 — Medium (CVSS 5.4): onekeyadmin v1.3.9 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Add Menu module.
CVE-2023-26950 — Medium (CVSS 5.4): onekeyadmin v1.3.9 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Title parameter…

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