Binance CEO Changpeng Zhao Warns of Critical PHP Vulnerabilities Affecting Web Servers
Two critical PHP vulnerabilities, dubbed 'PHP2Shell', pose a significant security risk to web servers and applications.
Two critical PHP vulnerabilities, dubbed 'PHP2Shell', pose a significant security risk to web servers and applications. This is an original Kriptometre brief synthesising 3 outlets (Crypto Economy, The News Crypto, CryptoPotato), plus live market data, as of Fri, 23 Oct 2026 04:07:01 UTC.
The PHP2Shell vulnerabilities, with a severity rating of 9.2 out of 10, allow remote code execution without authentication, potentially impacting a large portion of the web infrastructure that relies on PHP. This poses a direct threat to cryptocurrency platforms and users who interact with web-based services.
- PHP2Shell vulnerabilities CVE-2026-109618 and CVE-2026-109619 allow remote code execution without authentication.
- 70.5% of websites using PHP could be affected by these critical flaws.
- Binance's CZ urges crypto projects to confirm their tech stacks are not exposed to the vulnerabilities.
- PancakeSwap and BNB Chain have confirmed they do not use PHP in their infrastructure.
Multiple outlets, including Crypto Economy, The News Crypto, and CryptoPotato, report that Binance CEO Changpeng Zhao issued a warning about two critical PHP vulnerabilities, CVE-2026-109618 and CVE-2026-109619, which allow remote code execution without authentication. The vulnerabilities have a severity rating of 9.2 out of 10. While The News Crypto and CryptoPotato mention CZ's call for caution when visiting websites, CryptoPotato uniquely reports that PancakeSwap and BNB Chain have confirmed their tech stacks do not include PHP, a detail not mentioned by other outlets.
- Binance CEO Changpeng Zhao Backs XRP, ZEC ve SOL Tartışmalı Çin Girişimi Sırasında
- Binance CEO Changpeng Zhao Warns of Critical PHP Vulnerabilities Affecting Web Servers — this brief
Binance CEO Changpeng Zhao (CZ) has issued a warning to cryptocurrency users and developers about two critical vulnerabilities in the PHP programming language, identified as CVE-2026-109618 and CVE-2026-109619. These vulnerabilities, collectively known as 'PHP2Shell', have a severity rating of 9.2 out of 10 and allow remote code execution without prior authentication.
According to W3Techs data, PHP is used by 70.5% of all websites, making these vulnerabilities a significant concern for web servers and online applications. The vulnerabilities could potentially be exploited to compromise the security of websites and applications that rely on PHP, including those in the cryptocurrency space.
Crypto Economy, The News Crypto, and CryptoPotato all report that CZ has urged caution when visiting websites and has called on other crypto projects to confirm whether their tech stacks are exposed to these vulnerabilities. PancakeSwap and BNB Chain have already confirmed that their infrastructure does not include PHP, as reported by CryptoPotato.
The discovery of these vulnerabilities comes at a time when the total cryptocurrency market cap stands at $2.79 trillion, with 
Bitcoin experiencing a 24-hour decline of 1.86%. The overall market sentiment, as indicated by the Fear & Greed Index, remains at a neutral level of 50.
The potential impact of these vulnerabilities on the cryptocurrency ecosystem is significant, given the widespread use of web-based services in the industry. Users and developers are advised to stay vigilant and ensure that their systems are patched against these critical flaws. It is crucial for projects to assess their tech stacks and take appropriate measures to mitigate the risk.
Figures and sectors in this story, checked live against on-chain aggregators · 23 Ekim 2026.
Kriptometre reads these figures directly from on-chain aggregators (DeFiLlama, mempool.space) at build time — independent of what any outlet reported. Sector totals aggregate every protocol DeFiLlama tracks in that category. Values are live and will change.
Binance CEO Changpeng Zhao Warns of Critical PHP Vulnerabili — questions & answers
What are the PHP2Shell vulnerabilities?
The PHP2Shell vulnerabilities, CVE-2026-109618 and CVE-2026-109619, allow remote code execution without authentication and have a severity rating of 9.2 out of 10.
How many websites are affected by the PHP vulnerabilities?
Approximately 70.5% of websites using PHP could be affected by these vulnerabilities.
What is Binance's response to the PHP vulnerabilities?
Binance CEO Changpeng Zhao has urged users to be cautious when visiting websites and has called on crypto projects to confirm their tech stacks are not exposed to the vulnerabilities.
Which outlets reported this story?
This is an original Kriptometre brief that synthesises reporting from Crypto Economy, The News Crypto, CryptoPotato, with the key figures cross-checked for agreement across them. It is not a copy of any one article — follow the source links above for the original reporting.
Original summary — not financial advice. This is an original Kriptometre brief that summarises a development reported elsewhere and adds live market data for context; it is not the original article and reproduces no part of it. Follow the source link above for full details. Crypto is volatile and high-risk — always do your own research.