CVE-2025-53620

9.2 criticalEPSS 0.4%

Critical (9.2). EPSS 0.4% chance of exploitation in the next 30 days. Fixed in @builder.io/qwik-city 1.13.0.

@builder.io/qwik-city is the meta-framework for Qwik. When a Qwik Server Action QRL is executed it dynamically load the file containing the symbol. When an invalid qfunc is sent, the server does not handle the thrown error. The error then causes Node JS to exit. This vulnerability is fixed in 1.13.0.

Severity

CVSS 4.0

9.2 critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
CWE: CWE-248
Published: 2025-07-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Packages (OSV)

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-qr9h-j6xg-2j72	npm	@builder.io/qwik-city	<1.13.0	1.13.0

References

https://github.com/QwikDev/qwik/security/advisories/GHSA-qr9h-j6xg-2j72

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