---
cve: "CVE-2026-42604"
severity: "MEDIUM"
cvss: 6.9
epss: "0.6%"
vendor: "actualbudget"
kev: false
exploited: false
published: "2026-06-12 20:16:45"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-10-02T04:23:20+02:00"
---

# CVE-2026-42604

> 6.9 MEDIUM · 🧪 PoC

## Beschreibung

Actual is a local-first personal finance tool. The `POST /openid/config` endpoint in Actual Budget's sync-server versions

## CISA-Anreicherung (vulnrichment/ADP)

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

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- 4c62e2a75d48deb06d45e7ed89a2b9ddfd187e3d (Commit)

## Referenzen

- <https://github.com/actualbudget/actual/security/advisories/GHSA-49v6-pqjq-xw55>
- <https://actualbudget.org/blog/release-26.5.0>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-42604) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_