Facturascripts
CVE-2026-23997
HIGH
GHSA-4v7v-7v7r-3r5h
Severity by source
AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
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:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionGitHub Advisory
FacturaScripts is open-source enterprise resource planning and accounting software. In 2025.71 and earlier, a Stored Cross-Site Scripting (XSS) vulnerability was discovered in the Observations field. The flaw occurs in the History view, where historical data is rendered without proper HTML entity encoding. This allows an attacker to execute arbitrary JavaScript in the browser of viewing the history by administrators.
AnalysisAI
FacturaScripts versions 2025.71 and earlier contain a stored XSS vulnerability in the Observations field that executes arbitrary JavaScript when administrators view historical data. An authenticated attacker can inject malicious scripts that persist in the database and compromise admin sessions, with public exploit code already available. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | FacturaScripts version 2025.71 or earlier with authenticated user access (PR:L). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | CVSS 8.0 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker (requires authentication) could exploit this vulnerability to execute arbitrary JavaScript in the browser of viewing the history by administra. |
| Remediation | Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Identify all FacturaScripts deployments and their versions; restrict access to the Observations field to administrative users only and disable it where possible. …
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External POC / Exploit Code
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