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-2024-28243

20
FAUCET Score

CVE-2024-28243 is a denial-of-service vulnerability affecting KaTeX, a JavaScript library for rendering TeX math. Malicious input using the '\edef' command can trigger a near-infinite loop, causing memory or stack overflow and rendering the client's system unusable. This vulnerability has a CVSS score of 6.5 (Medium) due to its network attack vector, low attack complexity, and high availability impact. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.1.0, < 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
1.41%
Probability of exploitation in next 30 days
EPSS Percentile
70.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0141 is in the 84th percentile among its peer group of 21,951 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-64fm-8hw2-v72wmedium

KaTeX's maxExpand bypassed by `\edef`

Mar 25, 2024

References

github.com / github/advisory-database/pull/6777
github.com / KaTeX/KaTeX/commit/e88b4c357f978b1bca8edfe3297f0aa309bcbe34
Patch
github.com / KaTeX/KaTeX/security/advisories/GHSA-64fm-8hw2-v72w
Vendor Advisory