Plandex 2.2.1 Path Traversal via ApplyFiles

Answer in brief

CVE-2026-85690 records a Unknown severity vulnerability in Plandex 2.2.1 Path Traversal via ApplyFiles. The current sources do not mark it as known exploited. The current feed maps plandex-ai/plandex (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 4, 2026Updated Sep 4, 2026Source checked Sep 4, 2026First seen by HOL Sep 4, 2026Material review Sep 4, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps plandex-ai/plandex (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
plandex-ai/plandexgeneric	0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for plandex-ai/plandex.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Sep 4, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 4, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 4, 2026

Sources and claim methodology

Upstream source description

Plandex 2.2.1 contains a path traversal vulnerability in the ApplyFiles function that allows attackers to write files outside the project directory. Attackers can influence model output through poisoned repository files or attacker-controlled context to write to arbitrary locations like shell rc or cron files, achieving code execution.

Quoted source text, attributed separately from HOL analysis.