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PHP object injection in FacturaScripts via WidgetSelect

Priority MEDIUM 62CWE-502Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
Present
Impact type
Code execution
Confidentiality · integrity · availability
None · High · High
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-502.

Summary

FacturaScripts from 2025.7 before 2026.7 has a PHP object injection flaw in WidgetSelect::processFormData(). The code calls unserialize() on raw POST data for multiple-select fields without an allowed_classes filter, which is CWE-502. An authenticated attacker with low privileges can submit a serialized XLSXWriter object as a field value, so its __destruct() method runs and deletes attacker-specified files such as config.php. The result is denial of service and a potential application reinstall hijack.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

FacturaScripts before version 2026.7 contains a PHP object injection vulnerability in WidgetSelect::processFormData() that allows authenticated attackers to trigger unserialize() on raw POST data without an allowed_classes filter for multiple-select fields. Attackers can submit a serialized XLSXWriter object as the field value to invoke its __destruct() method, deleting arbitrary attacker-specified files such as config.php or backup data, resulting in denial of service and potential application reinstall hijack.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00507 43rd percentileScored 2026-11-07
Fix Fixed facturascripts (NeoRazorX): 2026.7

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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

VendorProductAffected versionsFixed inStatusSource
NeoRazorXfacturascripts2025.7 to before 2026.72026.7Patch availableCNA
  • facturascripts VendorNeoRazorX Affected 2025.7 to before 2026.7 Fixed in 2026.7 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:facturascripts:facturascripts:*:*:*:*:*:*:*:*——NeoRazorX
  • cpe:2.3:a:facturascripts:facturascripts:*:*:*:*:*:*:*:* Versions — — ·NeoRazorX

Remediation

Upgrade NeoRazorX FacturaScripts to version 2026.7 or later, which fixes the issue.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

  • Fix · CNA facturascripts (NeoRazorX) Fixed in 2026.7

Timeline

  1. 2026-10-05 Threatist record created from CVE-2026-104905
  2. 2026-10-05 Alias added: GHSA-8rvh-x87q-rm2p

References

Advisory 1

  • TI-2026-19336 FacturaScripts has a Stored Cross-Site Scripting (XSS) in "Observations" field via History View CVSS 3.1CRITICAL 9.0
  • TI-2026-22235 Remote Code Execution (RCE) via Zip Slip in Plugin Upload Mechanism CVSS 3.1HIGH 7.2
  • TI-2026-31084 FacturaScripts: Unauthenticated phpinfo() Disclosure via Installer Endpoint in FacturaScripts CVSS 3.1MEDIUM 5.3
  • TI-2026-22236 FacturaScripts: Unstripped Image Metadata (EXIF) Leakage via Library Module File Upload/Download CVSS 3.1MEDIUM 6.5
  • TI-2026-31083 FacturaScripts: Stored XSS via product reference in sales/purchases CVSS 3.1MEDIUM 5.4
  • TI-2026-25191 FacturaScripts unauthorized modification of immutable nick field via EditUser controller CVSS 4.0MEDIUM 5.3
See all 23 →

Sources