CVE-2026-33583: Arqit SKA-Platform Vulnerable to Key Exposure
Arqit · Symmetric Key Agreement Platform
Fixed in 26.03 · Affected: Arqit Symmetric Key Agreement Platform before 26.03 · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 11% of scored CVEs
DescriptionCVE.org
Exposure of the QKEY (used as input into the ‘OTA-Quantum’ device registration process) and internal system keys via an unauthenticated and unencrypted HTTP GET method in the Arqit Symmetric Key Agreement Platform. This issue affects Symmetric Key Agreement Platform: before 26.03.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Arqit · Symmetric Key Agreement Platformbefore 26.03
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Published
- May 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-33583 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.