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-2024-28244

20
FAUCET Score

CVE-2024-28244 is a denial-of-service vulnerability affecting KaTeX, a JavaScript library for rendering TeX math on the web. Maliciously crafted mathematical expressions using \def or \newcommand, specifically leveraging Unicode sub/superscript characters, can bypass the maxExpand limit, leading to a near-infinite loop and potential resource exhaustion. The vulnerability has a CVSS score of 6.5 (Medium), indicating it can be exploited remotely with low attack complexity and no user interaction, resulting in high availability impact. There is no impact on confidentiality or integrity. Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are minimal, which is typical for the majority of reported vulnerabilities.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.15.4, < 0.16.10CPE matchmatch criteria
cpe:2.3:a:katex:katex:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.15%
Probability of exploitation in next 30 days
EPSS Percentile
80.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0215 is in the 92nd percentile among its peer group of 21,957 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: katexFixed in: 0.16.10

Vendor Advisories (1)

npmGHSA-cvr6-37gx-v8wcmedium

KaTeX's maxExpand bypassed by Unicode sub/superscripts

Mar 25, 2024

References

github.com / KaTeX/KaTeX/commit/085e21b5da05414efefa932570e7201a7c70e5b2
Patch
github.com / KaTeX/KaTeX/security/advisories/GHSA-cvr6-37gx-v8wc
Third Party Advisory