How severe is CVE-2024-43488?

CVE-2024-43488 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-2024-43488 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-43488?

CVE-2024-43488 affects Microsoft Visual Studio Code. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-43488?

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.

Does CVE-2024-43488 have an EU (EUVD) identifier?

Yes. CVE-2024-43488 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40750.

When was CVE-2024-43488 published?

CVE-2024-43488 was published on 2024-10-08 and last updated on 2026-06-17.

CVE-2024-43488

CVE-2024-43488 is a high-severity vulnerability in Microsoft Visual Studio Code 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-306.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-40750
Weakness: CWE-306
Affected product: Microsoft Visual Studio Code
Published: 2024-10-08
Last modified: 2026-06-17

Description

Missing authentication for critical function in Visual Studio Code extension for Arduino allows an unauthenticated attacker to perform remote code execution through network attack vector.

Frequently asked questions

What is CVE-2024-43488?: Missing authentication for critical function in Visual Studio Code extension for Arduino allows an unauthenticated attacker to perform remote code execution through network attack vector.
How severe is CVE-2024-43488?: CVE-2024-43488 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-2024-43488 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-43488?: CVE-2024-43488 affects Microsoft Visual Studio Code. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-43488?: 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.
Does CVE-2024-43488 have an EU (EUVD) identifier?: Yes. CVE-2024-43488 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40750.
When was CVE-2024-43488 published?: CVE-2024-43488 was published on 2024-10-08 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43488

Affected products (1)

cpe:2.3:a:microsoft:visual_studio_code:-:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Visual Studio Code

CVE-2026-81376 — Critical (CVSS 9.6): Incomplete comparison with missing factors in Visual Studio Code allows an unauthorized attacker to bypass a security…
CVE-2026-47281 — Critical (CVSS 9.6): Missing authorization in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-78462 — High (CVSS 8.8): Authorization bypass through user-controlled key in Visual Studio Code allows an unauthorized attacker to bypass a…
CVE-2026-70336 — High (CVSS 8.8): Improper control of generation of code ('code injection') in Visual Studio Code allows an unauthorized attacker to…
CVE-2026-69320 — High (CVSS 8.8): Improper neutralization of special elements used in an os command ('os command injection') in Visual Studio Code allows…
CVE-2026-59113 — High (CVSS 8.8): Missing authorization in Visual Studio Code allows an unauthorized attacker to execute code over a network.

All CVEs affecting Microsoft Visual Studio Code →

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-63692 — Critical (CVSS 10.0): Dell Container Storage Modules, versions prior to 1.18.0, contain(s) a Missing Authentication for Critical Function…
CVE-2026-63688 — Critical (CVSS 10.0): Dell Container Storage Modules (CSM), versions prior to v1.18.0, contains a Missing Authentication for Critical…
CVE-2026-103956 — Critical (CVSS 10.0): Missing authentication for critical function in the authentication dependency in Loom for AWS before 1.6.1 allowed…
CVE-2026-53988 — Critical (CVSS 10.0): Dockhand before 1.0.40 contains an authentication bypass vulnerability in its git webhook endpoints that allows…
CVE-2026-85889 — Critical (CVSS 10.0): Missing authentication for critical function in Azure AI Foundry allows an unauthorized attacker to elevate privileges…
CVE-2026-92808 — Critical (CVSS 10.0): A server-side request forgery (SSRF) vulnerability exists in the UnifiedLogin service of Altium Enterprise Server. An…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →