# ZenHive Machine Payments Protocol vulnerabilities

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

Junglewise Threat Intelligence has tracked 4 vulnerabilities in ZenHive Machine Payments Protocol: 0 in the last 7 days and 4 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-73829, was published on 19 August 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 4
- All time: 4 (0 critical, 0 exploited in the wild)

## Latest ZenHive Machine Payments Protocol vulnerabilities

- [CVE-2026-73829: ZenHive mpp TOCTOU race condition in payment verification](https://junglewise.ai/threats/cve-2026-73829-zenhive-mpp-toctou-race-condition-in-payment-verification) (low, CVSS 3.7, published 19 Aug 2026)
- [CVE-2026-73541: ZenHive mpp resource exhaustion via concurrent sponsored payments](https://junglewise.ai/threats/cve-2026-73541-zenhive-mpp-resource-exhaustion-via-concurrent-sponsored-payments) (high, CVSS 8.2, published 19 Aug 2026)
- [CVE-2026-73136: ZenHive mpp authentication bypass in capture-replay](https://junglewise.ai/threats/cve-2026-73136-zenhive-mpp-authentication-bypass-in-capture-replay) (high, CVSS 7.5, published 19 Aug 2026)
- [CVE-2026-67581: ZenHive mpp authentication bypass in EVM payment verification](https://junglewise.ai/threats/cve-2026-67581-zenhive-mpp-authentication-bypass-in-evm-payment-verification) (high, CVSS 7.5, published 19 Aug 2026)

## Most severe ZenHive Machine Payments Protocol vulnerabilities

- [CVE-2026-73541: ZenHive mpp resource exhaustion via concurrent sponsored payments](https://junglewise.ai/threats/cve-2026-73541-zenhive-mpp-resource-exhaustion-via-concurrent-sponsored-payments) (high, CVSS 8.2, published 19 Aug 2026)
- [CVE-2026-73136: ZenHive mpp authentication bypass in capture-replay](https://junglewise.ai/threats/cve-2026-73136-zenhive-mpp-authentication-bypass-in-capture-replay) (high, CVSS 7.5, published 19 Aug 2026)
- [CVE-2026-67581: ZenHive mpp authentication bypass in EVM payment verification](https://junglewise.ai/threats/cve-2026-67581-zenhive-mpp-authentication-bypass-in-evm-payment-verification) (high, CVSS 7.5, published 19 Aug 2026)
- [CVE-2026-73829: ZenHive mpp TOCTOU race condition in payment verification](https://junglewise.ai/threats/cve-2026-73829-zenhive-mpp-toctou-race-condition-in-payment-verification) (low, CVSS 3.7, published 19 Aug 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 4 | 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 |

## Other ZenHive technologies

- [ZenHive Mpp](https://junglewise.ai/threats/technologies/mpp): 15 vulnerabilities

## 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, "ZenHive Machine Payments Protocol vulnerabilities", https://junglewise.ai/threats/technologies/machine-payments-protocol, 9 November 2026.