CVE-2026-27971
CRITICAL WAF: Medium
CVSS 9.8
Published: 2026-03-03
CWE-502
Qwik is a performance focused javascript framework. qwik <=1.19.0 is vulnerable to RCE due to an unsafe deserialization vulnerability in the server$ RPC mechanism that allows any unauthenticated user to execute arbitrary code on the server with a single HTTP request. Affects any deployment where require() is available at runtime. This vulnerability is fixed in 1.19.1.
WAF Coverage Analysis
Insecure Deserialization
Medium WAF Coverage
OWASP: A08:2021 Software and Data Integrity Failures
944xxx - Java Attack
Affected Software
| Vendor | Product | Version |
|---|---|---|
| qwik | qwik | up to 1.19.1 |
References
- github.com (Vendor Advisory)