What is the CVSS score of CVE-2026-23476?

CVE-2026-23476 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.0%.

Which versions of Facturascripts are affected by CVE-2026-23476?

Organizations using FacturaScripts should be aware of moderate risk from CVE-2026-23476, a cross-site scripting vulnerability rated CVSS 5.4.. A patch is available.

Is there a public PoC exploit available for CVE-2026-23476?

Yes, a public proof-of-concept exploit is available for CVE-2026-23476. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-23476?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Facturascripts CVE-2026-23476

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2026-02-02 security-advisories@github.com

GHSA-g6w2-q45f-xrp4

XSS Facturascripts

5.4

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

5.4 MEDIUM

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:01 vuln.today

PoC Detected

Feb 23, 2026 - 15:32 vuln.today

Public exploit code

Patch released

Feb 23, 2026 - 15:32 nvd

Patch available

CVE Published

Feb 02, 2026 - 23:16 nvd

MEDIUM 5.4

DescriptionGitHub Advisory

FacturaScripts is open-source enterprise resource planning and accounting software. Prior to 2025.8, there a reflected XSS bug in FacturaScripts. The problem is in how error messages get displayed. Twig's | raw filter is used, which skips HTML escaping. When triggering a database error (like passing a string where an integer is expected), the error message includes the input and gets rendered without sanitization. This vulnerability is fixed in 2025.8.

AnalysisAI

Reflected cross-site scripting in FacturaScripts prior to version 2025.8 allows authenticated attackers to inject malicious scripts through crafted input that triggers database errors, which are then rendered without HTML sanitization due to unsafe Twig template filters. Public exploit code exists for this vulnerability. …

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Vulnerability AssessmentAI

Risk Assessment	CVSS 5.4 (MEDIUM). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker could exploit this vulnerability to compromise the affected system.
Remediation	A vendor patch is available — apply it immediately. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …

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CVE-2026-23476 vulnerability details – vuln.today

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