What is the S21sec CNA?
S21sec is a CVE Numbering Authority (CNA) — an organization authorized to assign CVE IDs to vulnerabilities in its scope. It has published 15 CVE records since 2025.
How many CVEs has S21sec published?
S21sec has published 15 CVE records, including 15 in the last two years.
What is S21sec's CVE data quality grade?
RadicalNotion.AI grades S21sec's CVE data quality as A, with an overall completeness score of 100%. This reflects how consistently its CVE records include vendor (100%), product (100%), CVSS (100%), and CWE (100%) information.
What products does S21sec publish CVEs for?
S21sec most frequently publishes CVEs for QC 60/90/120, TCPRS1plus, QC60/90/120, S86-ex 203dpi.
Which vendors does S21sec cover?
S21sec publishes CVEs across 3 distinct vendors, most often EFACEC, Circutor, SATO.
Is S21sec actively publishing CVEs?
S21sec is currently active, based on 15 CVEs in the last two years.
What is the average severity of S21sec's CVEs?
The average CVSS base score across S21sec's scored CVEs is 7.9.
How many critical CVEs has S21sec published?
S21sec has published 4 critical-severity CVEs and 6 high-severity CVEs.
Are any of S21sec's CVEs in CISA's Known Exploited Vulnerabilities catalog?
No. None of S21sec's CVEs are currently listed in CISA's Known Exploited Vulnerabilities (KEV) catalog.
What are the most common weakness types in S21sec's CVEs?
S21sec's CVEs most often map to these CWE weakness types: CWE-400 (Uncontrolled Resource Consumption), CWE-261 (Weak Encoding for Password), CWE-319 (Cleartext Transmission of Sensitive Information), CWE-201 (Insertion of Sensitive Information Into Sent Data).
How does S21sec rank among CNAs?
By total CVE volume, S21sec ranks #272 of 370 CNAs, and it reports more complete CVE records than 60% of all CNAs.
