CVE-2024-54138: NuGet Gallery is a package repository that powers nuget.org

Q: How do I fix CVE-2024-54138?

nugetgallery: upgrade to 2024.12.06. Exact commands for each OS are on this page.

Q: Is CVE-2024-54138 being exploited?

CVE-2024-54138 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-54138 affect?

CVE-2024-54138 affects nugetgallery. Severity is medium (CVSS 6.1). 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

Q: How urgent is CVE-2024-54138?

Priority 34/100. On your watchlist

Routine

MEDIUM 6.1WATCHLISTUPGRADE

CVE-2024-54138 is a medium-severity flaw (CVSS 6.1) affecting nugetgallery. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-12-06
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: microsoft

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-12-06 22:15 UTCPublished CVE record published
2026-06-17 08:09 UTCUpdated Record last modified

microsoft nugetgallery UPGRADE

Affected: < 2024.12.06

Fixed in: 2024.12.06

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy nugetgallery || rpm -q nugetgallery || nugetgallery --version

2. UPGRADE to 2024.12.06 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade nugetgallery

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade nugetgallery

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-54138?

nugetgallery: upgrade to 2024.12.06. Exact commands for each OS are on this page.

Is CVE-2024-54138 being exploited?

CVE-2024-54138 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-54138 affect?

CVE-2024-54138 affects nugetgallery. Severity is medium (CVSS 6.1). 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

How urgent is CVE-2024-54138?

Priority 34/100. On your watchlist

Related CVEs

CVE-2024-47604 HIGH 8.2 UPGRADE NuGet Gallery is a package repository that powers nuget.org
CVE-2024-37304 MEDIUM 6.1 UPGRADE NuGet Gallery is a package repository that powers nuget.org

References

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