NASA Trick TCP Socket JSONVariableServerThread.cpp parse_request stack-based overflow (CVE-2026-82478) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-82478

NASA Trick TCP Socket JSONVariableServerThread.cpp parse_request stack-based overflow

Answer in brief

CVE-2026-82478 records a Unknown severity vulnerability in NASA Trick TCP Socket JSONVariableServerThread.cpp parse_request stack-based overflow. The current sources do not mark it as known exploited. The current feed maps NASA/Trick (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 Aug 30, 2026Updated Aug 30, 2026Source checked Aug 30, 2026First seen by HOL Aug 30, 2026Material review Aug 30, 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 NASA/Trick (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
NASA/Trickgeneric	19.6.0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for NASA/Trick.
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
Aug 30, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 30, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 30, 2026

Sources and claim methodology

Upstream source description

A vulnerability was determined in NASA Trick 19.6.0. This issue affects the function JSONVariableServerThread::parse_request of the file trick_source/sim_services/JSONVariableServer/JSONVariableServerThread.cpp of the component TCP Socket Handler. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Quoted source text, attributed separately from HOL analysis.