# CHIPS Alliance Caliptra Core Runtime Firmware vulnerabilities

Source: https://junglewise.ai/threats/technologies/core-runtime-firmware  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/core-runtime-firmware.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in CHIPS Alliance Caliptra Core Runtime Firmware: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-7328, was published on 22 July 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About CHIPS Alliance Caliptra Core Runtime Firmware

The runtime firmware for Caliptra, an open-source silicon Root of Trust (RoT) specification.

## Latest CHIPS Alliance Caliptra Core Runtime Firmware vulnerabilities

- [CVE-2026-7328: Caliptra Core Runtime Firmware missing authorization in mailbox commands](https://junglewise.ai/threats/cve-2026-7328-caliptra-core-runtime-firmware-missing-authorization-in-mailbox) (info, CVSS 6.8, published 22 Jul 2026)
- [CVE-2026-6458: Caliptra Core Firmware missing cryptographic step in aes_256_gcm_update](https://junglewise.ai/threats/cve-2026-6458-caliptra-core-firmware-missing-cryptographic-step-in-aes-256-gcm) (info, CVSS 5.1, published 24 Jun 2026)
- [CVE-2026-5818: Caliptra Core Runtime Firmware authentication bypass in activate_fw](https://junglewise.ai/threats/cve-2026-5818-caliptra-core-runtime-firmware-authentication-bypass-in-activate) (info, CVSS 7.2, published 24 Jun 2026)

## Most severe CHIPS Alliance Caliptra Core Runtime Firmware vulnerabilities

- [CVE-2026-5818: Caliptra Core Runtime Firmware authentication bypass in activate_fw](https://junglewise.ai/threats/cve-2026-5818-caliptra-core-runtime-firmware-authentication-bypass-in-activate) (info, CVSS 7.2, published 24 Jun 2026)
- [CVE-2026-7328: Caliptra Core Runtime Firmware missing authorization in mailbox commands](https://junglewise.ai/threats/cve-2026-7328-caliptra-core-runtime-firmware-missing-authorization-in-mailbox) (info, CVSS 6.8, published 22 Jul 2026)
- [CVE-2026-6458: Caliptra Core Firmware missing cryptographic step in aes_256_gcm_update](https://junglewise.ai/threats/cve-2026-6458-caliptra-core-firmware-missing-cryptographic-step-in-aes-256-gcm) (info, CVSS 5.1, published 24 Jun 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "CHIPS Alliance Caliptra Core Runtime Firmware vulnerabilities", https://junglewise.ai/threats/technologies/core-runtime-firmware, 9 November 2026.