Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

Cloudflare @cloudflare@noc.social

12/12/2025, 3:39:29 PM

Public

Cloudforce One sees active exploitation of React2Shell, with actors targeting critical infrastructure—including nuclear fuel and uranium operations. Probing is concentrated in Taiwan, Xinjiang, Vietnam, Japan, and New Zealand.

React also disclosed two new vulnerabilities (CVE-2025-55183 and CVE-2025-55184). Cloudflare customers are protected against all three flaws.

Read the full threat brief: https://blog.cloudflare.com/react2shell-rsc-vulnerabilities-exploitation-threat-brief/

React2Shell and related RSC vulnerabilities threat brief- early exploitation activity and threat actor techniques

Early activity indicates that threat actors quickly integrated this vulnerability into their scanning and reconnaissance routines and targeted critical infrastructure including nuclear fuel, uranium and rare earth elements. We outline the tactics they appear to be using and how Cloudflare is protecting customers.

blog.cloudflare.com · The Cloudflare Blog

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