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Findings

ZDI-26-655

ZDI-26-655: PAPPL Printer IPP Processing Stack-based Buffer Overflow Local Privilege Escalation Vulnerability

Published Sep 10, 2026

This vulnerability allows local attackers to escalate privileges on affected installations of PAPPL. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 10, 2026 · Catalog

    Detected

    This vulnerability allows local attackers to escalate privileges on affected installations of PAPPL. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8.

Sources

  • Zero Day InitiativeZDI-26-655

    This vulnerability allows local attackers to escalate privileges on affected installations of PAPPL. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8.

    zerodayinitiative.com
ZDI-26-655 · ZeroDay Findings