What is the CVSS score of CVE-2023-26111?

CVE-2023-26111 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.4%.

Is there a public PoC exploit available for CVE-2023-26111?

Yes, a public proof-of-concept exploit is available for CVE-2023-26111. Prioritise patching immediately. EPSS: 1.4%.

Nubosoftware Node Static CVE-2023-26111

HIGH

Path Traversal (CWE-22)

2023-03-06 report@snyk.io

Path Traversal Nubosoftware Node Static Node Static

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Mar 06, 2023 - 05:15 nvd

HIGH 7.5

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

702 npm packages depend on node-static (480 direct, 224 indirect)

Ecosystem-wide dependent count for version 0.7.11.

DescriptionNVD

AnalysisAI

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. 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. Affected products include: \@Nubosoftware\/Node-Static Project \@Nubosoftware\/Node-Static, Node-Static Project Node-Static.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.