decap-server Path Traversal via Sibling Directory Prefix Matching (CVE-2026-92812) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-92812

decap-server Path Traversal via Sibling Directory Prefix Matching

Answer in brief

CVE-2026-92812 records a Unknown severity vulnerability in decap-server Path Traversal via Sibling Directory Prefix Matching. The current sources do not mark it as known exploited. The current feed maps decaporg/decap-server (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 16, 2026Updated Sep 16, 2026Source checked Sep 16, 2026First seen by HOL Sep 16, 2026Material review Sep 16, 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 decaporg/decap-server (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
decaporg/decap-servergeneric	11f35405cd1a1d1216e97b890173f46436752019	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for decaporg/decap-server.
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 16, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 16, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 16, 2026

Sources and claim methodology

Upstream source description

decap-server contains a path traversal vulnerability in the local proxy containment guard that uses plain string prefix comparison without path separator validation. Attackers can access sibling directories whose names begin with the repository directory name to read, write, or delete files outside the intended repository root.

Quoted source text, attributed separately from HOL analysis.