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Ubuntu Security NoticesUSN-9058-1

USN-9058-1: Action Pack Page Caching vulnerability

Severity not listed 0 CVEs Published Nov 11, 2026 at 6:33 PM UTC

Summary

It was discovered that Action Pack Page Caching incorrectly handled certain request paths when writing cached pages. A remote attacker could possibly use this issue to write arbitrary files to the web server, and possibly execute arbitrary code.

Products covered

A separate affected-products list was not included in the collected bulletin.

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 0

No CVE identifiers were listed in the collected bulletin.

Updates

  1. Published by Ubuntu

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.