R
Rubyconcurrency
Security Risk Profile
54
/100
mediumSecurity Risk Score
Comprehensive risk assessment based on 3 vulnerabilities, EPSS scores, exploitation status, and remediation availability.
📅 Data spans from June 19, 2026 to present
3
Total CVEs
1
Critical+High
0
Exploited
0
Unpatched
Threat Assessment
Avg CVSS
4.1
Base severity
Avg EPSS
0%
Exploit probability
Unpatched
0
Critical/High
Risk Level
54/100
medium
Severity Distribution
Critical
0High
1Medium
0Low
2Exploit Likelihood
>50% chance
020-50%
05-20%
0<5%
0Age Distribution
Common Weaknesses (CWE)
No CWE data available
Most Affected Products
1. rubygems/concurrent-ruby3
2. Rubyconcurrency Concurrent Ruby Ruby3
3. IBM API Connect V12 OnPrem3
4. Microsoft azl3 rubygem-concurrent-ruby 1.2.2-12
Recent Vulnerabilities
See more →CVE-2026-54906
CVSS 2.1low
concurrent-ruby: ReadWriteLock allows wrong-thread write release and stray read-release counter corruption
Jun 19, 2026
CVE-2026-54905
CVSS 2.0low
concurrent-ruby: `ReentrantReadWriteLock` read-count overflow grants a write lock without exclusivity
Jun 19, 2026
CVE-2026-54904
CVSS 8.2high
concurrent-ruby: `AtomicReference#update` livelocks when the stored value is `Float::NAN`
Jun 19, 2026
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