CVE-2026-26746Public exploitNetwork attack vector

Authenticated file read via invoice path traversal

Published Feb 20, 2026 · Updated Feb 20, 2026

Path traversal in OpenSourcePOS 3.4.1 allows remote authenticated users to read server files through crafted invoice configuration. The Sales.php getInvoice() function concatenates the stored invoice_view value into a sales view path and passes it to view() without confining the resolved path. Configuration access and invoice creation are required; including an uploaded PHP-bearing image executes commands as the web-server account.

CVSS severity8.8
High
EPSS probability0.57%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

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Summary

What happened

Path traversal in OpenSourcePOS 3.4.1 allows remote authenticated users to read server files through crafted invoice configuration. The Sales.php getInvoice() function concatenates the stored invoice_view value into a sales view path and passes it to view() without confining the resolved path. Configuration access and invoice creation are required; including an uploaded PHP-bearing image executes commands as the web-server account.

The record

CVE
CVE-2026-26746
Published
Feb 20, 2026
Updated
Feb 20, 2026
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-434, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 20, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 20, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

8.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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