Enter Software Iperius Backup up to 8.7.3 Backup Service temp file

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Enter Software Iperius Backup up to 8.7.3. Affected by this vulnerability is an unknown functionality of the file C:\ProgramData\IperiusBackup\Jobs\ of the component Backup Service. Executing a manipulation can lead to temp file. This vulnerability is tracked as CVE-2026-4822. The attack is restricted to local execution. Moreover, an exploit is present. Upgrading the affected component is advised. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Detailsinfo

A vulnerability was found in Enter Software Iperius Backup up to 8.7.3. It has been declared as critical. This vulnerability affects an unknown function of the file C:\ProgramData\IperiusBackup\Jobs\ of the component Backup Service. The manipulation with an unknown input leads to a temp file vulnerability. The CWE definition for the vulnerability is CWE-378. Opening temporary files without appropriate measures or controls can leave the file, its contents and any function that it impacts vulnerable to attack. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability was named CVE-2026-4822. The exploitation appears to be difficult. Local access is required to approach this attack. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Upgrading to version 8.7.4 eliminates this vulnerability. The upgrade is hosted for download at iperiusbackup.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-16002). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.0
VulDB Temp Score: 6.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.0
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Temp file
CWE: CWE-378 / CWE-377
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Iperius Backup 8.7.4

Timelineinfo

03/25/2026 Advisory disclosed
03/25/2026 +0 days VulDB entry created
04/01/2026 +7 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-4822 (🔒)
GCVE (CVE): GCVE-0-2026-4822
GCVE (VulDB): GCVE-100-353122
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/25/2026 15:01
Updated: 04/01/2026 16:40
Changes: 03/25/2026 15:01 (60), 03/26/2026 00:58 (1), 04/01/2026 16:40 (31)
Complete: 🔍
Submitter: 0truust
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #774209: Enter Software Iperius Backup <= 8.7.2 Creation of Temporary File in Directory with Insecure Permission (by 0truust)

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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