immutable vulnerabilities and fixes

Recent CVEs affecting immutable, with upgrade or downgrade steps. 2 tracked.

immutable has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-07-08. Highest priority: CVE-2026-59880 (score 49/100).

• CVE-2026-59880 HIGH 7.5 UPGRADE Immutable.js provides many Persistent Immutable data structures
• CVE-2026-59879 HIGH 7.5 UPGRADE Immutable.js provides many Persistent Immutable data structures

FAQ

How do I fix immutable 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 immutable being exploited right now?

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

Which immutable CVE should I patch first?

CVE-2026-59880 currently ranks highest (49/100): Immutable.js provides many Persistent Immutable data structures.

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