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Next Server Actions Source Code Exposure

🗓️ 11 Dec 2025 22:49:56Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 11 Views

Server actions exposure via crafted requests reveals compiled server function source in App Router endpoints; affects React nineteen.x and Next framework.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
GithubExploit		Exploit for CVE-2025-55183
15 Dec 202510:50
–githubexploit
GithubExploit		Exploit for Deserialization of Untrusted Data in Facebook React
14 Dec 202517:18
–githubexploit
GithubExploit		Exploit for Deserialization of Untrusted Data in Facebook React
12 Dec 202514:58
–githubexploit
GithubExploit		Exploit for CVE-2025-55183
12 Dec 202521:54
–githubexploit
GithubExploit		Exploit for CVE-2025-55183
12 Dec 202502:00
–githubexploit
GithubExploit		Exploit for CVE-2025-55183
12 Dec 202508:50
–githubexploit
FreeBSD		github-release-monitor -- multiple vulnerabilities
11 Dec 202500:00
–freebsd
IBM Security Bulletins		Security Bulletin: Components with known vulnerabilities in IBM QRadar Pre-Validation App for IBM QRadar SIEM
2 Mar 202618:53
–ibm
IBM Security Bulletins		Security Bulletin: Components with known vulnerabilities in IBM Security QRadar Analyst Workflow for IBM QRadar SIEM
19 Dec 202521:06
–ibm
IBM Security Bulletins		Security Bulletin: User Entity Behavior Analytics app for IBM QRadar SIEM includes components with known vulnerabilities
19 Dec 202521:14
–ibm
Rows per page
Vulners
Node
nextnextRange16.1.0-canary.0–16.1.0-canary.17npm
OR
nextnextRange16.0.0-beta.0–16.0.9npm
OR
nextnextRange15.6.0-canary.0–15.6.0-canary.59npm
OR
nextnextRange15.5.1-canary.0–15.5.8npm
OR
nextnextRange15.4.0-canary.0–15.4.9npm
OR
nextnextRange15.3.0-canary.0–15.3.7npm
OR
nextnextRange15.2.0-canary.0–15.2.7npm
OR
nextnextRange15.1.1-canary.0–15.1.10npm
OR
nextnextRange15.0.0-canary.0–15.0.6npm

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11 Dec 2025 22:49Current
7.1High risk
Vulners AI Score7.1
CVSS 3.15.3
EPSS0.26306
SSVC
CWE-497CWE-502CWE-1395
server actionscompiled sourceapp routerreact nineteennext framework
11