A hard-coded JWT signing secret key may allow administrative functions to be abused using fraudulently generated Bearer tokens (CVE-2026-82827) | HOL Guard CVE

Critical · CVSS 9.3CVE-2026-82827

A hard-coded JWT signing secret key may allow administrative functions to be abused using fraudulently generated Bearer tokens

Answer in brief

CVE-2026-82827 records a Critical severity (CVSS 9.3) vulnerability in A hard-coded JWT signing secret key may allow administrative functions to be abused using fraudulently generated Bearer tokens. The current sources do not mark it as known exploited. The current feed maps Hitachi Industrial Equipment Systems/Hitachi Coding Software Suite (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 Oct 1, 2026Updated Oct 1, 2026Source checked Oct 1, 2026First seen by HOL Oct 1, 2026Material review Oct 1, 2026

Upstream Advisory

Key facts

Risk: Critical · CVSS 9.3
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 9.3. 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 Hitachi Industrial Equipment Systems/Hitachi Coding Software Suite (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Hitachi Industrial Equipment Systems/Hitachi Coding Software Suitegeneric	>=0 <=3.3.0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Hitachi Industrial Equipment Systems/Hitachi Coding Software Suite.
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
Oct 1, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 1, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 1, 2026

Sources and claim methodology

Source referencehitachi-ies.com

Upstream source description

Hitachi Coding Software Suite contains a vulnerability related to Use of Hard-coded Cryptographic Key. The Hardcoding of JWT signing secret key allows an attacker to generate unauthorized Bearer tokens and exploit administrative functions. This issue affects Hitachi Coding Software Suite: through 3.3.0.

Quoted source text, attributed separately from HOL analysis.