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-2025-23207

21
FAUCET Score

CVE-2025-23207 describes a cross-site scripting (XSS) vulnerability in KaTeX, a JavaScript library for rendering mathematical expressions. Untrusted input containing the ‘\htmlData’ command, when processed by KaTeX’s ‘renderToString’ function, can lead to arbitrary JavaScript execution or invalid HTML generation. This vulnerability carries a CVSS score of 7.2 (High), indicating a network-based attack with low complexity and potential for partial confidentiality and integrity impact. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.12.0, < 0.16.21CPE matchmatch criteria
cpe:2.3:a:katex:katex:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.41%
Probability of exploitation in next 30 days
EPSS Percentile
33.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0041 is in the 12th percentile among its peer group of 51,553 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (15)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: katexFixed in: 0.16.21
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/code-rhel9:3.19-20
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/configbump-rhel9:3.19-4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/dashboard-rhel9:3.19-18
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/devspaces-operator-bundle:3.19-28
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/devspaces-rhel9-operator:3.19-9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/imagepuller-rhel9:3.19-1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/machineexec-rhel9:3.19-3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/pluginregistry-rhel9:3.19-6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/server-rhel9:3.19-11
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces-tech-preview/idea-rhel9:3.19-3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces-tech-preview/jetbrains-ide-rhel9:3.19-1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/traefik-rhel9:3.19-2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Dev Spaces 3 ContainersFixed in: devspaces/udi-rhel9:3.19-6
View patch

Vendor Advisories (2)

redhatCVE-2025-23207Moderate

katex: \htmlData does not validate attribute names in KaTeX

Jan 17, 2025
npmGHSA-cg87-wmx4-v546medium

KaTeX \htmlData does not validate attribute names

Jan 17, 2025

References

github.com / KaTeX/KaTeX/commit/ff289955e81aab89086eef09254cbf88573d415c
Patch
github.com / KaTeX/KaTeX/security/advisories/GHSA-cg87-wmx4-v546
Third Party Advisory