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Roundcube Pre-Auth SQL Injection Flaw Actively Exploited in the Wild

The Canadian Centre for Cyber Security has warned that a now-patched Roundcube Webmail vulnerability is being actively exploited in the wild. The vulnerability in question is CVE-2026-48842 (CVSS score: 8.1), a pre-authentication SQL injection in the virtuser_query plugin of Roundcube Webmail versions 1.6.x before 1.6.16 and 1.7.x before 1.7.1. The issue stems from a preg_replace() backslash

Roundcube Pre-Auth SQL Injection Flaw Actively Exploited in the Wild

We haven't written up this one. The Hacker News has the full story — the link below goes straight to it.

Read the original at thehackernews.com →

More in Tech

I built a tiny library that makes your audit logs tamper-evident

Most apps keep an audit log — who did what, and when. An admin deleted a user, a payment went through, a permission changed.

  • Chainlog library makes audit logs tamper-evident
  • Each entry contains SHA-256 hash and previous hash
  • Verify() function detects tampering in single pass

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