---
cve: "CVE-2026-34615"
severity: "CRITICAL"
cvss: 9.3
epss: "1.8%"
vendor: "Adobe"
kev: false
exploited: false
published: "2026-04-14 18:17:36"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-10-23T16:34:08+02:00"
---

# CVE-2026-34615

> 9.3 CRITICAL

## Beschreibung

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

## CNA-Record (Kanon, cvelistV5)

- CNA: **adobe**
- State: PUBLISHED
- Stand: 2026-08-27 22:15:49
- CNA-CVSS: **9.3** (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N`)

## CISA-Anreicherung (vulnrichment/ADP)

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

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Erforderlich | good |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Keine | good |

## Schwachstellen-Klasse

- **CWE-502** — Deserialization of Untrusted Data
  The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

## Angriffsmuster (CAPEC)

- [CAPEC-586 — Object Injection](https://capec.mitre.org/data/definitions/586.html) _(Severity: High)_

## BSI-Hinweise (deutsch)

- [Adobe Connect: Mehrere Schwachstellen](https://wid.cert-bund.de/portal/wid/sicherheitshinweis/WID-SEC-W-2026-1109) — _BSI-Einstufung: hoch_
  Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Adobe Connect ausnutzen, um beliebigen Programmcode auszuführen oder Cross-Site-Scripting-Angriffe durchzuführen.

## Referenzen

- <https://helpx.adobe.com/security/products/connect/apsb26-37.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-34615/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_