CVE-2026-27971: Qwik affected by unauthenticated RCE via server$ Deserialization
QwikDev · qwik
Affected: QwikDev · Exploitation: check available, not yet exploited
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 92% of scored CVEs
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- QwikDev · qwik< 1.19.1
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Check available, not yet exploited. A public nuclei template can confirm it on a system you are authorised to test.
- CISA KEV
- Not listed
- Public check
- Qwik - Unauthenticated RCE via server$ Deserialization · nuclei template in projectdiscovery/nuclei-templates
- Vendor
- QwikDev
- Published
- March 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-27971 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.