TI-2026-04205 Aliases CVE-2026-4822 GHSA-f8vx-q848-4v5x

Enter Software Iperius Backup Backup Service temp file

LOW 33CWE-377Published 2026-03-25 · Updated 2026-03-28

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: High
Attack requirements: None
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00166 5th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix Fixed Iperius Backup (Enter Software): 8.7.4

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Enter Software	Iperius Backup	8.7.0; 8.7.1; 8.7.2; 8.7.3	8.7.4	Patch available	CNA

Iperius Backup VendorEnter Software Affected 8.7.0; 8.7.1; 8.7.2; 8.7.3 Fixed in 8.7.4 Patch available CNA

Remediation

Fix · CNA Iperius Backup (Enter Software) Fixed in 8.7.4

Timeline

2026-10-02 Threatist record created from CVE-2026-4822
2026-10-03 Alias added: GHSA-f8vx-q848-4v5x

References

Exploit 1

https://github.com/0truust/iperius-backup-security-advisories/blob/main/advisories/arbitrary-file-disclosure.md

Patch 1

https://www.iperiusbackup.com/download-software-backup.aspx

TI-2026-04207 Enter Software Iperius Backup Backup Job Configuration File privileges management CVSS 4.0HIGH 7.3
TI-2026-04642 Enter Software Iperius Backup IperiusAccounts.ini hard-coded key CVSS 4.0LOW 2.0
TI-2026-04206 Enter Software Iperius Backup NTLM2 information disclosure CVSS 4.0LOW 2.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences