Vulnerability Details CVE-2026-45815
Reachable Assertion vulnerability in Apache NimBLE.
A specially crafted ATT Read Multiple Variable Response (BLE_ATT_OP_READ_MULT_VAR_RSP) may trigger assert in ATT parser.
Severity is medium as this requires DUT to first send ATT Read Multiple Variable Request.
This issue affects Apache NimBLE: through 1.9.0.
Users are recommended to upgrade to version 1.10.0, which fixes the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 29.8%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2026-45815
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cpe:2.3:a:apache:nimble:1.0.0
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cpe:2.3:a:apache:nimble:1.1.0
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cpe:2.3:a:apache:nimble:1.2.0
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cpe:2.3:a:apache:nimble:1.3.0
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cpe:2.3:a:apache:nimble:1.4.0
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cpe:2.3:a:apache:nimble:1.5.0
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cpe:2.3:a:apache:nimble:1.6.0
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cpe:2.3:a:apache:nimble:1.7.0
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cpe:2.3:a:apache:nimble:1.8.0
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cpe:2.3:a:apache:nimble:1.9.0