SB2026020401 - Remote denial of service in Fastify
Published: February 4, 2026
Security Bulletin ID
SB2026020401
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2026-25224)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when handling Web Streams responses. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.