How severe is CVE-2026-45482?

CVE-2026-45482 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-45482 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-45482?

CVE-2026-45482 affects Microsoft Visual Studio Code. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-45482?

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-2026-45482 have an EU (EUVD) identifier?

Yes. CVE-2026-45482 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35547.

When was CVE-2026-45482 published?

CVE-2026-45482 was published on 2026-06-09 and last updated on 2026-06-23.

CVE-2026-45482

CVE-2026-45482 is a high-severity vulnerability in Microsoft Visual Studio Code with a CVSS 3.x base score of 8.4. 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 8.4)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35547
Weakness: CWE-22
Affected product: Microsoft Visual Studio Code
Published: 2026-06-09
Last modified: 2026-06-23

Description

Initialization of a resource with an insecure default in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to disclose information over a network.

Frequently asked questions

What is CVE-2026-45482?: Initialization of a resource with an insecure default in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to disclose information over a network.
How severe is CVE-2026-45482?: CVE-2026-45482 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-45482 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-45482?: CVE-2026-45482 affects Microsoft Visual Studio Code. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-45482?: 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-2026-45482 have an EU (EUVD) identifier?: Yes. CVE-2026-45482 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35547.
When was CVE-2026-45482 published?: CVE-2026-45482 was published on 2026-06-09 and last updated on 2026-06-23.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45482

Affected products (1)

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

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