CVE-2023-39663
HIGH
7.5
CVSS Score
Published: August 29, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 06:12 AM UTC
1 product affected across 1 vendorMathjax
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Severity
HIGH7.5
Exploit prediction
EPSS 0.8%
SSVC
PoC
Description
Mathjax up to v2.7.9 was discovered to contain two Regular expression Denial of Service (ReDoS) vulnerabilities in MathJax.js via the components pattern and markdownPattern. NOTE: the vendor disputes this because the regular expressions are not applied to user input; thus, there is no risk.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
ExploitIssue TrackingVendor Advisory
Source: [email protected]
https://github.com/mathjax/MathJax/issues/3074SSVC — Action Prioritization
SSVCPoCAutomatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-1333
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