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CVE-2026-42879

FacturaScripts: Authenticated Remote Code Execution (RCE) via GIF Image Upload in Product Images

Published: May 27, 2026Updated: May 27, 2026 Sources: CVE List NVD
NVD MITRE
6.3CVSS
MEDIUM

FacturaScripts is an open source accounting and invoicing software. In 2025.81 and earlier, an authenticated unrestricted file upload vulnerability exists in FacturaScripts' product image upload functionality. An attacker with valid credentials can upload a PHP file disguised as a GIF image (using a GIF89a header), bypassing MIME type validation. The file is stored with its original extension, including executable extensions such as .php. The vulnerability exists the addImageAction() method of Core/Lib/ExtendedController/ProductImagesTrait.php.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low

Weaknesses

CWE-94CWE-434

Affected Products

facturascripts
NeoRazorX

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

4 techniques
Command and Control
Execution
Initial Access
Persistence
View detailed technique mapping

References

https://github.com/NeoRazorX/facturascripts/security/advisories/GHSA-vf3q-frmr-vrr9
github.com

Timeline

Published
May 27, 2026
Last Updated
May 27, 2026

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