---
cve: "CVE-2026-90814"
severity: "MEDIUM"
cvss: 5.3
epss: "0.2%"
vendor: "cosmicstack-labs"
kev: false
exploited: false
published: "2026-09-14 19:30:09"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-26T01:51:24+02:00"
---

# CVE-2026-90814

> 5.3 MEDIUM · 🧪 PoC

## Beschreibung

A flaw has been found in cosmicstack-labs mercury-agent up to 1.1.13. Affected by this vulnerability is the function githubRequest of the file src/utils/github.ts of the component GitHub API Handler. This manipulation of the argument path causes server-side request forgery. Remote exploitation of the attack is possible. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://vuldb.com/vuln/403316>
- <https://vuldb.com/vuln/403316/cti>
- <https://vuldb.com/cve/CVE-2026-90814>
- <https://vuldb.com/submit/922880>
- <https://github.com/cosmicstack-labs/mercury-agent/issues/81>
- <https://github.com/cosmicstack-labs/mercury-agent/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-90814) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_