iAI Lab PDF AI App chatpdf.pro getExternalCacheDir path traversal
Published Jun 6, 2026 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
iAI Lab PDF AI App chatpdf.pro getExternalCacheDir path traversal
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
A security flaw has been discovered in iAI Lab PDF AI App 4.21.0 on Android. Impacted is the function getExternalCacheDir of the component chatpdf.pro. Performing a manipulation of the argument _display_name results in path traversal. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- VDB-368968 | iAI Lab PDF AI App chatpdf.pro getExternalCacheDir path traversal ↗
- VDB-368968 | CTI Indicators (IOB, IOC, TTP, IOA) ↗
- CVE-2026-11411 | CVE Analysis and Report ↗
- Submit #818818 | iAI Lab PDF AI: Podcast, Notes, Slides Version 4.21.0 (chatpdf.pro) Path Traversal ↗
- Source repository ↗
Record history
Published Jun 6, 2026 · Last refreshed Nov 3, 2026