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CVE-2025-55183

CVE

Threat entity extracted from intelligence sources

Frequency
3
occurrences
First Seen
December 11, 2025
Last Seen
September 19, 2026
API
Exploited in Wild
—
Ransomware Use
—
Public Exploits
—
Attack Vector
—

Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

A new scanner and Chrome extension have been released to detect vulnerabilities in React Server Components (RSC), specifically targeting the CVE-2025-55183 vulnerability. The RSC-Scanner can automatically scan URLs for code disclosure vulnerabilities, while the RSC_Detector Chrome extension identifi...

Two vulnerabilities have been identified in React Server Components versions 19.0.0 to 19.2.1. CVE-2025-55184 is a pre-authentication denial of service vulnerability, while CVE-2025-55183 is an information leak vulnerability that can expose source code through crafted HTTP requests. The affected pac...

Two vulnerabilities have been identified in the React Server Components (RSC) protocol during a security review of patches for React2Shell. These vulnerabilities do not allow for Remote Code Execution, and the existing patch for React2Shell remains effective. The vulnerabilities were discovered by s...

Public Exploits

Checking GitHub for proof-of-concept code…