[NEW] [high] Proxmox Backup Server: Vulnerability enables manipulation of files and disclosure of information
An attacker can exploit a vulnerability in Proxmox Backup Server to manipulate files and disclose information.
CSIRTS triage
- What
- A vulnerability allows an attacker to manipulate files and disclose sensitive information.
- Who is affected
- Proxmox Backup Server installations exposed to potential attackers.
- Urgency
- High severity with file manipulation and data disclosure risk; prioritize patching.
- Action
- Apply the latest Proxmox Backup Server security update.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2838
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