How severe is CVE-2023-26111?

CVE-2023-26111 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-26111 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26111?

CVE-2023-26111 primarily affects @nubosoftware/node-static Project @nubosoftware/node-static. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-26111?

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-2023-26111 published?

CVE-2023-26111 was published on 2023-03-06 and last updated on 2026-06-17.

CVE-2023-26111

CVE-2023-26111 is a high-severity vulnerability in @nubosoftware/node-static Project @nubosoftware/node-static with a CVSS 3.x base score of 7.5. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: @nubosoftware/node-static Project @nubosoftware/node-static
Published: 2023-03-06
Last modified: 2026-06-17

Description

All versions of the package @nubosoftware/node-static; all versions of the package node-static are vulnerable to Directory Traversal due to improper file path sanitization in the startsWith() method in the servePath function.

Frequently asked questions

What is CVE-2023-26111?: All versions of the package @nubosoftware/node-static; all versions of the package node-static are vulnerable to Directory Traversal due to improper file path sanitization in the startsWith() method in the servePath function.
How severe is CVE-2023-26111?: CVE-2023-26111 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-26111 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26111?: CVE-2023-26111 primarily affects @nubosoftware/node-static Project @nubosoftware/node-static. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-26111?: 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-2023-26111 published?: CVE-2023-26111 was published on 2023-03-06 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:\@nubosoftware\/node-static_project:\@nubosoftware\/node-static:-:*:*:*:*:node.js:*:*
cpe:2.3:a:node-static_project:node-static:-:*:*:*:*:node.js:*:*

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