ZDI-26-656: PAPPL Job Processing Heap-based Buffer Overflow Remote Code Execution Vulnerability
Published Sep 10, 2026
·Updated
This vulnerability allows remote attackers to execute arbitrary code on affected installations of PAPPL. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 9.8.
Affected Software
1 affected component
PAPPL
Event History
Sep 10, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Frequently Asked Questions
1
Does an attacker need valid PAPPL credentials to exploit this issue?
No. The vulnerability can be exploited without authentication.
2
How severe is this issue according to the available advisory data?
ZDI assigned a CVSS score of 9.8, and the reported risk score is 97.