PSA-2026-00088: Proxmox Virtual Environment: Shell command injection via volume name
This Proxmox advisory covers a security issue in Proxmox Virtual Environment.
Key facts
- Fixed in
- libpve-guest-common-perl 6.0.7, libpve-storage-perl 9.1.15, qemu-server 9.2.15
- Advisory id
- PSA-2026-00088
- Source published
- Listed by VulniPulse
Compiled by VulniPulse from the linked sources. How records are collected and checked.
Affected products & platforms
Description
Missing validation and escaping of the requested volume name when allocating a volume on a ZFS-over-iSCSI storage allowed an attacker with Datastore. AllocateSpace privileges on such a storage to inject arbitrary arguments into a command executed as root on the iSCSI target host.
AllocateSpace and VM.Migrate privileges to inject arbitrary commands into a command invocation on the migration target host. These issues were found internally.
Packages: libpve-storage-perl, libpve-guest-common-perl, qemu-server.
Affected product named by the advisory: Proxmox Virtual Environment.
Text from the source record.
Fix and mitigation
Upgrade to a fixed release named by Proxmox:
- libpve-guest-common-perl 6.0.7
- libpve-storage-perl 9.1.15
- qemu-server 9.2.15
Vendor guidance
- Update to the fixed package versions: libpve-guest-common-perl >= 6.0.7, libpve-storage-perl >= 9.1.15, qemu-server >= 9.2.15.
Support dates for the fixed release lines
- Proxmox VE 6: support ended
More Proxmox advisories
PSA-2026-00095Nov 10, 2026Proxmox Virtual Environment: Broken privilege checks when modifying container NICsPSA-2026-00094Nov 10, 2026Proxmox Virtual Environment: OCI extraction path escapePSA-2026-00093Nov 10, 2026Proxmox Virtual Environment: FRR config injection issuesPSA-2026-00092Nov 10, 2026Proxmox Virtual Environment: Missing and incomplete ACL checks in the SDN APIPSA-2026-00089Nov 10, 2026Proxmox: Several issues in libpve-http-server-perlPSA-2026-00085Nov 3, 2026Proxmox Virtual Environment: Incomplete privilege checks for outgoing remote migration
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