CVE-2024-27285: YARD is a Ruby Documentation tool

Q: How do I fix CVE-2024-27285?

yard: upgrade to 0.9.36; fedora: mitigate or apply the listed mitigation; debian linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2024-27285 being exploited?

CVE-2024-27285 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-2024-27285 affect?

CVE-2024-27285 affects yard, fedora, debian linux. Severity is medium (CVSS 5.4). YARD is a Ruby Documentation tool. The "frames.html" file within the Yard Doc's generated documentation is vulnerable to Cross-Site Scripting (XSS) attacks due to inadequate sanitization of user input within the JavaScript segment of the "f

Q: How urgent is CVE-2024-27285?

Priority 45/100. Public exploit reference; On your watchlist

This month

MEDIUM 5.4WATCHLISTUPGRADEMITIGATEMITIGATE

CVE-2024-27285 is a medium-severity flaw (CVSS 5.4) affecting yard, fedora, debian linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

YARD is a Ruby Documentation tool. The "frames.html" file within the Yard Doc's generated documentation is vulnerable to Cross-Site Scripting (XSS) attacks due to inadequate sanitization of user input within the JavaScript segment of the "frames.erb" template file. This vulnerability is fixed in 0.9.36.

Why this priority

Public exploit reference
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.1% (top 36%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-02-28
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: debian · fedoraproject · yardoc

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

Am I affected?

Timeline

2024-02-28 20:15 UTCPublished CVE record published
2026-06-17 07:19 UTCUpdated Record last modified

yardoc yard UPGRADE

Affected: < 0.9.36

Fixed in: 0.9.36

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 0.9.36 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade yard

Note

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

fedoraproject fedora MITIGATE

Affected: 38

Fixed in: no fixed release known

Safe to downgrade to: a release before 38

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

debian debian linux MITIGATE

Affected: 10.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2024-27285?

yard: upgrade to 0.9.36; fedora: mitigate or apply the listed mitigation; debian linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-27285 being exploited?

CVE-2024-27285 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-2024-27285 affect?

CVE-2024-27285 affects yard, fedora, debian linux. Severity is medium (CVSS 5.4). YARD is a Ruby Documentation tool. The "frames.html" file within the Yard Doc's generated documentation is vulnerable to Cross-Site Scripting (XSS) attacks due to inadequate sanitization of user input within the JavaScript segment of the "f

How urgent is CVE-2024-27285?

Priority 45/100. Public exploit reference; On your watchlist

Software pages

Debian vulnerabilities · Ruby vulnerabilities

Related CVEs

CVE-2026-41493 HIGH 7.5 UPGRADE YARD is a Ruby Documentation tool
CVE-2019-1020001 HIGH 7.5 UPGRADE yard before 0.9.20 allows path traversal.

References

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