CyberSecBulletin

Caliptra vulnerabilities

We track 1 vulnerability in Caliptra products. 1 is rated high or critical, and none are known to be exploited. The most recent was published on June 24, 2026.

1vulnerabilities
0critical
1high
0exploited
7.2average CVSS score

Latest Caliptra vulnerabilities

  • 7.2 High severity

    Core Runtime Firmware: Incorrect Check of Function Return Value

    CVE-2026-5818Caliptra

    Incorrect check of function return value in Caliptra Core Runtime Firmware (ActivateFirmwareCmd::activate_fw modules) allows bypass of Caliptra Core's verification of the MCU FW during a hitless update. This issue affects Core Runtime Firmware: from 2.0.0 thro