How severe is CVE-2024-54138?

CVE-2024-54138 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-54138 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-54138?

CVE-2024-54138 affects Microsoft Nugetgallery. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-54138?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-54138 have an EU (EUVD) identifier?

Yes. CVE-2024-54138 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52309.

When was CVE-2024-54138 published?

CVE-2024-54138 was published on 2024-12-06 and last updated on 2026-06-17.

CVE-2024-54138

CVE-2024-54138 is a medium-severity vulnerability in Microsoft Nugetgallery with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 6.9
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52309
Weakness: CWE-79
Affected product: Microsoft Nugetgallery
Published: 2024-12-06
Last modified: 2026-06-17

Description

NuGet Gallery is a package repository that powers nuget.org. The NuGetGallery has a security vulnerability related to its handling of autolinks in Markdown content. While the platform properly filters out JavaScript from standard links, it does not adequately sanitize autolinks. This oversight allows attackers to exploit autolinks as a vector for Cross-Site Scripting (XSS) attacks. This vulnerability is fixed in 2024.12.06.

Frequently asked questions

What is CVE-2024-54138?: NuGet Gallery is a package repository that powers nuget.org. The NuGetGallery has a security vulnerability related to its handling of autolinks in Markdown content. While the platform properly filters out JavaScript from standard links, it does not adequately sanitize autolinks. This oversight allows attackers to exploit autolinks as a vector for Cross-Site Scripting (XSS) attacks. This vulnerability is fixed in 2024.12.06.
How severe is CVE-2024-54138?: CVE-2024-54138 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-54138 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-54138?: CVE-2024-54138 affects Microsoft Nugetgallery. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-54138?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-54138 have an EU (EUVD) identifier?: Yes. CVE-2024-54138 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52309.
When was CVE-2024-54138 published?: CVE-2024-54138 was published on 2024-12-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:microsoft:nugetgallery:*:*:*:*:*:*:*:*

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