How many CVEs does Arqit have?

Arqit has 3 published CVE records since 2026, including 3 in the last two years.

How many Arqit CVEs are in CISA KEV?

None of Arqit's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which Arqit products have the most CVEs?

The Arqit products with the most published CVEs are Symmetric Key Agreement Platform.

What are the most common weakness types in Arqit CVEs?

Arqit's CVEs most often map to these CWE weakness types: CWE-749 (Exposed Dangerous Method or Function), CWE-233 (Improper Handling of Parameters).

Are there public exploits for Arqit vulnerabilities?

No Arqit CVEs currently have a tracked public exploit in this dataset.

What is the average severity of Arqit CVEs?

The average CVSS base score across Arqit's scored CVEs is 5.9.

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3 CVEs

Arqit Vulnerabilities

Name: Arqit vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for Arqit.

3

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

0

Public exploits

PoC or exploit code

5.9

Avg CVSS

2026–2026

Overview

Arqit has 3 published CVE records since 2026, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 0 have a known public exploit. The average CVSS base score across scored CVEs is 5.9.

This page aggregates every publicly disclosed vulnerability (CVE) affecting Arqit products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on Arqit's vulnerability posture, as a share of its 3 published CVEs.

Average CVSS: 5.9
Critical / high: 33%
Actively exploited (KEV): 0%
Public exploit available: 0%
Patch available: 100%

Severity and exploitation

How the CVSS severity of Arqit's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical0

High1

Medium1

Low1

In CISA’s Known Exploited Vulnerabilities catalog

0

None of Arqit's CVEs are currently listed in CISA's KEV catalog.

Public exploits

0

No Arqit CVEs currently have a tracked public exploit.

Most affected products

The Arqit products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Symmetric Key Agreement Platform3 CVEs

Common weakness types

The CWE weakness categories most often found in Arqit CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish Arqit CVE records.

ENISA3 CVEs

Latest Arqit CVEs

The most recently disclosed vulnerabilities affecting Arqit.

Arqit SKA-Platform Improper Handling of Parameters Vulnerability
CWE-233
Low · CVSS 3.8
EPSS 0.1%2026-05-13
Arqit SKA-Platform Enables Access to Debug Information
CWE-749
Medium · CVSS 5.3
EPSS 0.3%2026-05-13
Arqit SKA-Platform Vulnerable to Key Exposure
CWE-749
High · CVSS 8.7
EPSS 0.2%2026-05-13

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Other vendors

Browse vulnerabilities for other tracked vendors.

microsoft36,228 CVEs linux22,545 CVEs Google16,149 CVEs Apple15,070 CVEs Oracle12,706 CVEs Debian10,225 CVEs IBM8,823 CVEs Red Hat8,079 CVEs

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Frequently asked questions

Common questions about Arqit vulnerabilities.

How many CVEs does Arqit have?: Arqit has 3 published CVE records since 2026, including 3 in the last two years.
How many Arqit CVEs are in CISA KEV?: None of Arqit's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which Arqit products have the most CVEs?: The Arqit products with the most published CVEs are Symmetric Key Agreement Platform.
What are the most common weakness types in Arqit CVEs?: Arqit's CVEs most often map to these CWE weakness types: CWE-749 (Exposed Dangerous Method or Function), CWE-233 (Improper Handling of Parameters).
Are there public exploits for Arqit vulnerabilities?: No Arqit CVEs currently have a tracked public exploit in this dataset.
What is the average severity of Arqit CVEs?: The average CVSS base score across Arqit's scored CVEs is 5.9.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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