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Description

A vulnerability was detected in Enter Software Iperius Backup up to 8.7.3. Affected is an unknown function of the file C:\ProgramData\IperiusBackup\Jobs\ of the component Backup Service. Performing a manipulation results in creation of temporary file with insecure permissions. The attack is only possible with local access. A high degree of complexity is needed for the attack. The exploitability is told to be difficult. The exploit is now public and may be used. Upgrading to version 8.7.4 is able to address this issue. It is recommended to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

PUBLISHED Reserved 2026-03-25 | Published 2026-03-25 | Updated 2026-03-28 | Assigner VulDB




HIGH: 7.3CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
HIGH: 7.0CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
HIGH: 7.0CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
6.0AV:L/AC:H/Au:S/C:C/I:C/A:C/E:POC/RL:OF/RC:C

Problem types

Creation of Temporary File With Insecure Permissions

Insecure Temporary File

Product status

8.7.0
affected

8.7.1
affected

8.7.2
affected

8.7.3
affected

8.7.4
unaffected

Timeline

2026-03-25:Advisory disclosed
2026-03-25:VulDB entry created
2026-03-26:VulDB entry last update

Credits

0truust (VulDB User) reporter

VulDB coordinator

References

vuldb.com/?id.353122 (VDB-353122 | Enter Software Iperius Backup Backup Service temp file) vdb-entry

vuldb.com/?ctiid.353122 (VDB-353122 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.774209 (Submit #774209 | Enter Software Iperius Backup <= 8.7.2 Creation of Temporary File in Directory with Insecure Permission) third-party-advisory

github.com/...b/main/advisories/arbitrary-file-disclosure.md exploit

www.iperiusbackup.com/download-software-backup.aspx patch

cve.org (CVE-2026-4822)

nvd.nist.gov (CVE-2026-4822)

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