Bootstrap vulnerabilities and fixes

CVEs that mention Bootstrap, ranked by priority. 9 tracked.

Bootstrap has 9 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 4. Most recent: 2026-10-23. Highest priority: CVE-2026-53977 (score 47/100).

• CVE-2026-53977 HIGH 7.5 OpenChamber 1.11.7 contains an authentication bypass vulnerability that allows unauthenticated remote attacker
• CVE-2026-103090 HIGH 8.8 Missing Authentication for Critical Function (CWE-306) and Insufficiently Protected Credentials (CWE-522) in t
• CVE-2026-48076 MEDIUM 6.5 OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform
• CVE-2026-71577 MEDIUM 6.3 A flaw was found in multicluster-global-hub
• CVE-2026-48082 LOW 3.7 OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform
• CVE-2025-59042 HIGH 7.0 PyInstaller bundles a Python application and all its dependencies into a single package
• CVE-2026-18676 MEDIUM 5.1 The default kuma-cp configuration in Kong Mesh reveals the admin bootstrap token and signing keys to any webpa
• CVE-2026-18679 MEDIUM 5.8 When kuma-dp is started against an HTTPS control plane and the operator did not pass a CA certificate, the dat
• CVE-2026-55222 MEDIUM 5.1 Isar is an integration system for automated root filesystem generation

FAQ

How do I fix Bootstrap 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 Bootstrap being exploited right now?

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

Which Bootstrap CVE should I patch first?

CVE-2026-53977 currently ranks highest (47/100): OpenChamber 1.11.7 contains an authentication bypass vulnerability that allows unauthenticated remote attacker.

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