Hard-Coded Cryptographic Key Vulnerability in Enter Software Iperius Backup
CVE-2026-5310

2LOW

Key Information:

Vendor

Enter Software

Status
Iperius Backup
Vendor
CVE Published:
1 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5310?

A vulnerability affecting Enter Software's Iperius Backup up to version 8.7.2 has been identified, which involves the use of a hard-coded cryptographic key within the IperiusAccounts.ini file. This vulnerability allows local attackers to manipulate the file, potentially compromising sensitive information. The complexity of successfully executing this attack is high, making exploitability challenging despite the existence of public exploits. Users are strongly encouraged to upgrade to version 8.7.4, where a fix has been implemented. The vendor has shown a proactive response by addressing the issue promptly and professionally.

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Deploy the Patch

Affected Version(s)

Iperius Backup 8.7.0

Iperius Backup 8.7.1

Iperius Backup 8.7.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-5310 - Proof of Concept

References

https://vuldb.com/vuln/354639
vdb-entry
https://vuldb.com/vuln/354639/cti
signaturepermissions-required
https://vuldb.com/submit/778602
third-party-advisory

CVSS V4

Score:
2
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

VulnaraByte (VulDB User)
VulDB
JSON
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