CVE-2026-25155— [qwik-city] CSRF protection middleware does not work properly for content type header with parameters (eg. multipart/form-data)
Quick assessment
Affected
QwikDev qwik
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Qwik是Qwik Dev开源的一款微型Web框架。 Qwik 1.12.0之前版本存在跨站请求伪造漏洞，该漏洞源于正则表达式存在拼写错误，导致对某些Content-Type标头的解析不正确。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-25155
Vulnerability Information
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Vulnerability Title
[qwik-city] CSRF protection middleware does not work properly for content type header with parameters (eg. multipart/form-data)
Source: CVE Program / CVE List V5
Vulnerability Description
Qwik is a performance focused javascript framework. Prior to version 1.12.0, a typo in the regular expression within isContentType causes incorrect parsing of certain Content-Type headers. This issue has been patched in version 1.12.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Qwik 跨站请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qwik是Qwik Dev开源的一款微型Web框架。 Qwik 1.12.0之前版本存在跨站请求伪造漏洞，该漏洞源于正则表达式存在拼写错误，导致对某些Content-Type标头的解析不正确。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-25155
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · QwikDev · 2026-02-03 · 5 CVEs total
| CVE-2026-25150 | 9.3 CRITICAL | Prototype Pollution via FormData Processing in Qwik City |
| CVE-2026-25151 | 5.9 MEDIUM | Qwik City has a CSRF Protection Bypass via Content-Type Header Validation |
| CVE-2026-25149 | Qwik City Open Redirect via fixTrailingSlash | |
| CVE-2026-25148 | Qwik SSR XSS via Unsafe Virtual Node Serialization |
IV. Related Vulnerabilities
Same product: qwik
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CVE-2026-84994
Qwik: Crashing any Qwik Server via Resource thenable -
CVE-2026-32701
Qwik has array method pollution in FormData processing, allo -
CVE-2026-27971
Qwik affected by unauthenticated RCE via server$ Deserializa -
CVE-2026-25150
Prototype Pollution via FormData Processing in Qwik City -
CVE-2026-25148
Qwik SSR XSS via Unsafe Virtual Node Serialization
Same vendor: QwikDev
-
CVE-2026-84994
Qwik: Crashing any Qwik Server via Resource thenable -
CVE-2026-32701
Qwik has array method pollution in FormData processing, allo -
CVE-2026-27971
Qwik affected by unauthenticated RCE via server$ Deserializa -
CVE-2026-25150
Prototype Pollution via FormData Processing in Qwik City -
CVE-2026-25148
Qwik SSR XSS via Unsafe Virtual Node Serialization
Same weakness: CWE-352
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CVE-2026-89279
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Flower before 2.2.0 CSRF via Worker and Task Control API End -
CVE-2026-59977
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V. Comments for CVE-2026-25155
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