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Back to active CVEs
Low · CVSS 3.3CVE-2026-13743

Improper verification of cryptographic signature in CubeSpace CW0057 Reaction WheelCVE-2026-13743

Answer in brief

CVE-2026-13743 records a Low severity (CVSS 3.3) vulnerability in Improper verification of cryptographic signature in CubeSpace CW0057 Reaction Wheel. The current sources do not mark it as known exploited. The current feed maps CubeSpace/CW0057 Reaction Wheel (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 Jul 2, 2026Updated Oct 25, 2026Source checked Nov 4, 2026First seen by HOL Jul 2, 2026Material review Oct 25, 2026
Upstream Advisory

Key facts

Risk
Low · CVSS 3.3
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 3.3. 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 CubeSpace/CW0057 Reaction Wheel (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
CubeSpace/CW0057 Reaction Wheelgeneric>=0 <5.0.205.0.20

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for CubeSpace/CW0057 Reaction Wheel.
  2. 2Review the reported fix. Source-reported solution: CubeSpace has released the following firmware versions for users to enable: Firmware version 5.0.20. Firmware version 5.0.20 introduces the capability for cryptographically verified secure boot; however, this protection is not enabled by default. Users must activate signed‑boot functionality, particularly the fully immutable mode, to achieve full security. CubeSpace acknowledges the finding. The CW0057 reaction wheel authenticates firmware updates with a CRC-32 integrity check, which confirms image integrity but does not verify the source of an image. Exploitation requires direct physical access to the device and is not exploitable remotely. A device affected by this method remains recoverable: the bootloader operates independently of the application firmware and can reload known-good, CubeSpace-supplied images, so an affected unit cannot be permanently disabled by this method. Starting with firmware version 5.0.20, CubeSpace offers optional cryptographic secure boot of varying security levels which customers can enable. Given the physical-access prerequisite and the availability of recovery, CubeSpace assesses the practical risk as low.

Evidence timeline and material changes

  1. Published upstream

    Jul 2, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 25, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Jul 2, 2026

Sources and claim methodology

  • CISA Known Exploited Vulnerabilities catalogcisa.gov
Upstream source description

CubeSpace CW0057 Reaction Wheel firmware versions prior to 5.0.20 are vulnerable to an Improper Verification of Cryptographic Signature vulnerability. This could allow an attacker with physical access to the product to upload arbitrary malicious firmware to the device without authentication.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Missing Auth
EPSS
Not reported
CWE IDs
CWE-347
Source
CVE List V5
Source checked
Nov 4, 2026
References
1 linked source
Open source record