Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2024-21501

18
FAUCET Score

CVE-2024-21501 affects versions of the sanitize-html package prior to 2.12.1, including those used in ApostropheCMS and Fedora. This information exposure vulnerability allows an attacker to enumerate files and project dependencies on a backend system when the style attribute is permitted. With a CVSS score of 5.3 (Medium), this vulnerability has a low impact on confidentiality, but requires no user interaction or privileges to exploit. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.12.1CPE matchmatch criteria
cpe:2.3:a:apostrophecms:sanitize-html:*:*:*:*:*:node.js:*:*
39CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
40CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.02%
Probability of exploitation in next 30 days
EPSS Percentile
59.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0102 is in the 37th percentile among its peer group of 23,723 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (13)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: sanitize-htmlFixed in: 2.12.1
redhatpatch availablevia redhat_api
Product: multicluster engine for Kubernetes 2.4 for RHEL 8Fixed in: multicluster-engine/multicluster-engine-console-mce-rhel8:v2.4.5-25
View patch
redhatpatch availablevia redhat_api
Product: multicluster engine for Kubernetes 2.5 for RHEL 9Fixed in: multicluster-engine/console-mce-rhel9:v2.5.2-6
View patch
redhatpatch availablevia redhat_api
Product: multicluster engine for Kubernetes 2.5 for RHEL 9Fixed in: multicluster-engine/multicluster-engine-console-mce-rhel9:v2.5.2-6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Advanced Cluster Management for Kubernetes 2.9 for RHEL 8Fixed in: rhacm2/console-rhel8:v2.9.4-22
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.15Fixed in: openshift4/ose-monitoring-plugin-rhel8:v4.15.0-202404031310.p0.ge8f7503.assembly.stream.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Advanced Cluster Management for Kubernetes 2.10 for RHEL 9Fixed in: rhacm2/console-rhel9:v2.10.1-3
View patch
redhatpatch availablevia redhat_api
Product: multicluster engine for Kubernetes 2.4 for RHEL 8Fixed in: multicluster-engine/console-mce-rhel8:v2.4.5-25
View patch
redhatno patchvia redhat_api
Product: Red Hat Developer HubFixed in: rhdh/rhdh-hub-rhel9
redhatno patchvia redhat_api
Product: Red Hat Quay 3Fixed in: quay/quay-rhel8
redhatno patchvia redhat_api
Product: Red Hat Satellite 6Fixed in: nodejs-redhat-cloud-services-frontend-components
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Dev SpacesFixed in: devspaces/dashboard-rhel8

Vendor Advisories (2)

npmGHSA-rm97-x556-q36hmedium

sanitize-html Information Exposure vulnerability

Feb 24, 2024
redhatCVE-2024-21501Moderate

sanitize-html: Information Exposure when used on the backend

Feb 24, 2024

References

gist.github.com / Slonser/8b4d061abe6ee1b2e10c7242987674cf
ExploitThird Party Advisory
github.com / apostrophecms/apostrophe/discussions/4436
Issue Tracking
github.com / apostrophecms/sanitize-html/commit/c5dbdf77fe8b836d3bf4554ea39edb45281ec0b4
Patch
github.com / apostrophecms/sanitize-html/pull/650
Patch
lists.fedoraproject.org / archives/list/[email protected]/message/4EB5JPYRCTS64EA5AMV3INHDPI6I4AW7
Mailing List
lists.fedoraproject.org / archives/list/[email protected]/message/P4I5X6V3LYUNBMZ5YOW4BV427TH3IK4S
Mailing List
security.snyk.io / vuln/SNYK-JAVA-ORGWEBJARSNPM-6276557
ExploitThird Party Advisory
security.snyk.io / vuln/SNYK-JS-SANITIZEHTML-6256334
ExploitThird Party Advisory