# SemaphoreUI Semaphore vulnerabilities

Source: https://junglewise.ai/threats/technologies/semaphore  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/semaphore.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in SemaphoreUI Semaphore: 0 in the last 7 days and 1 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-91994, was published on 15 September 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 1
- All time: 4 (1 critical, 0 exploited in the wild)

## About SemaphoreUI Semaphore

Open-source automation and deployment orchestration tool.

## Latest SemaphoreUI Semaphore vulnerabilities

- [CVE-2026-91994: Semaphore UI authorization bypass in environment endpoint](https://junglewise.ai/threats/cve-2026-91994-semaphore-ui-authorization-bypass-in-environment-endpoint) (medium, CVSS 6.5, published 15 Sep 2026)
- [CVE-2026-73294: Semaphore UI OS command injection in git repository handling](https://junglewise.ai/threats/cve-2026-73294-semaphore-ui-os-command-injection-in-git-repository-handling) (critical, CVSS 9.9, published 12 Aug 2026)
- [CVE-2026-73293: Semaphore UI privilege escalation via role-slug collision](https://junglewise.ai/threats/cve-2026-73293-semaphore-ui-privilege-escalation-via-role-slug-collision) (high, CVSS 8.8, published 12 Aug 2026)
- [CVE-2026-73292: Semaphore UI CSRF in password change endpoint](https://junglewise.ai/threats/cve-2026-73292-semaphore-ui-csrf-in-password-change-endpoint) (high, CVSS 8.3, published 12 Aug 2026)

## Most severe SemaphoreUI Semaphore vulnerabilities

- [CVE-2026-73294: Semaphore UI OS command injection in git repository handling](https://junglewise.ai/threats/cve-2026-73294-semaphore-ui-os-command-injection-in-git-repository-handling) (critical, CVSS 9.9, published 12 Aug 2026)
- [CVE-2026-73293: Semaphore UI privilege escalation via role-slug collision](https://junglewise.ai/threats/cve-2026-73293-semaphore-ui-privilege-escalation-via-role-slug-collision) (high, CVSS 8.8, published 12 Aug 2026)
- [CVE-2026-73292: Semaphore UI CSRF in password change endpoint](https://junglewise.ai/threats/cve-2026-73292-semaphore-ui-csrf-in-password-change-endpoint) (high, CVSS 8.3, published 12 Aug 2026)
- [CVE-2026-91994: Semaphore UI authorization bypass in environment endpoint](https://junglewise.ai/threats/cve-2026-91994-semaphore-ui-authorization-bypass-in-environment-endpoint) (medium, CVSS 6.5, published 15 Sep 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 1 vulnerability in the four before.

| 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 | 1 | 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, "SemaphoreUI Semaphore vulnerabilities", https://junglewise.ai/threats/technologies/semaphore, 11 November 2026.