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# PHP's vulnerabilities expose the fragility of the open web
- URL: https://adjacent.media/signals/phps-vulnerabilities-expose-the-fragility-of-the-open-web/
- Published: 2026-10-23T16:17:19.000Z
- Updated: 2026-10-23T16:17:19.000Z
- Description: When a single programming language underpins 70% of websites, a security flaw becomes infrastructure-level damage—and this week’s PHP vulnerabilities made that dependency concrete.
- Author: Jonathan Greene
- Tags: #signal, theme-connected, infrastructure security, software vulnerability, web platform risk

Source: [The Atlantic](https://www.theatlantic.com/technology/2026/10/man-who-saved-internet-php-vulnerability/689123/?ref=adjacent.media) (paywall)

When a single programming language underpins 70% of websites, a security flaw becomes infrastructure-level damage—and this week's PHP vulnerabilities made that dependency concrete. PHP's ubiquity contrasts sharply with its governance structure: maintained largely by volunteer developers with minimal institutional backing. The gap reveals a core fragility in how the internet actually works: the most essential systems often have the thinnest safety nets. Fixing it requires either significant funding commitments from the tech companies that benefit most from PHP, or a deliberate choice about how much risk the connected world will tolerate from invisible infrastructure.