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ZDI-26-525: (0Day) PAX Technology Q80 AIP File Parsing Link Following Remote Code Execution Vulnerability

0
High
Vulnerabilityremoterce
Published: 08/05/2026 (08/05/2026, 05:00:00 UTC)
Source: Zero Day Initiative

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of PAX Technology Q80. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5. The following CVEs are assigned: CVE-2026-19909.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/12/2026, 20:14:41 UTC

Technical Analysis

The PAX Technology Q80 device contains a vulnerability in its AIP file parsing mechanism that allows network-adjacent attackers to execute arbitrary code without authentication. The flaw involves the creation of symbolic links that manipulate the installer process to write arbitrary files. Exploitation can lead to code execution in the context of root when chained with other vulnerabilities. The affected firmware is end-of-life and unsupported by the vendor, who disputes the impact on supported releases. No official patch or fix is available, and the only mitigation is to restrict interaction with the device.

Potential Impact

Successful exploitation allows an attacker to execute arbitrary code remotely without authentication, potentially gaining root-level privileges. This poses a high risk to the confidentiality, integrity, and availability of the affected system. Since the firmware is end-of-life and unsupported, affected users cannot apply a vendor fix, increasing exposure.

Mitigation Recommendations

No official patch or fix is available as the affected firmware is end-of-life and unsupported. The vendor disputes the impact on supported releases. The primary mitigation is to restrict network and user interaction with the affected PAX Technology Q80 devices to reduce exposure to potential exploitation.

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Technical Details

Classification
{"confidence":0.95,"severitySource":"cvss-text","classifier":"rss-v2"}
Article Source
{"url":"http://www.zerodayinitiative.com/advisories/ZDI-26-525/","fetched":true,"fetchedAt":"2026-08-05T18:41:19.445Z","wordCount":291}

Threat ID: 6a7384d2bf8831d5394acfd8

Added to database: 08/05/2026, 18:45:38 UTC

Last enriched: 08/12/2026, 20:14:41 UTC

Last updated: 09/18/2026, 23:41:23 UTC

Views: 70

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