---
cve: "CVE-2026-86516"
severity: "MEDIUM"
cvss: 5.1
epss: "0.4%"
vendor: "elenavanengelenmaslova"
kev: false
exploited: false
published: "2026-09-08 03:15:09"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-10-02T06:32:08+02:00"
---

# CVE-2026-86516

> 5.1 MEDIUM · 🧪 PoC

## Beschreibung

A vulnerability was detected in elenavanengelenmaslova mocknest-serverless 0.9.0. The affected element is an unknown function of the file deployment/aws/shared/github-oidc-role.yaml of the component AWS GitHub OIDC Deployment Helper Script. Performing a manipulation results in improper privilege management. It is possible to initiate the attack remotely. The patch is named 6ab3147282d867c1993f995272750db091c2290b. Applying a patch is the recommended action to fix this issue.

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- 6ab3147282d867c1993f995272750db091c2290b (Commit)

## Referenzen

- <https://vuldb.com/vuln/399670>
- <https://vuldb.com/vuln/399670/cti>
- <https://vuldb.com/cve/CVE-2026-86516>
- <https://vuldb.com/submit/908568>
- <https://github.com/elenavanengelenmaslova/mocknest-serverless/commit/6ab3147282d867c1993f995272750db091c2290b>
- <https://github.com/elenavanengelenmaslova/mocknest-serverless/pull/254>
- <https://github.com/elenavanengelenmaslova/mocknest-serverless/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-86516) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_