unbounded-spsc vulnerabilities and fixes

Recent CVEs affecting unbounded-spsc, with upgrade or downgrade steps. 1 tracked.

Also searched as: unbounded spsc.

unbounded-spsc has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-06-12. Highest priority: CVE-2026-46690 (score 26/100).

• CVE-2026-46690 MEDIUM 5.8 UPGRADE unbounded_spsc is an "unbounded" extension of bounded_spsc_queue

FAQ

How do I fix unbounded-spsc vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is unbounded-spsc being exploited right now?

None of the tracked unbounded-spsc CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which unbounded-spsc CVE should I patch first?

CVE-2026-46690 currently ranks highest (26/100): unbounded_spsc is an "unbounded" extension of bounded_spsc_queue.

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