CVE-2026-45815

highCVSS 7.5covered by 1 sourcefirst seen 2026-07-24

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.

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Exploitation outlook

Low exploitation risk0.60% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 45% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-45815: Reachable Assertion vulnerability in Apache NimBLE. A specially crafted ATT Read Multiple Vari…nvd · 2026-07-24

External references

NVD record for CVE-2026-45815

CVE.org record

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