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Fencer Intel
high 8.0

CVE-2026-23997 json

FacturaScripts has a Stored Cross-Site Scripting (XSS) in "Observations" field via History View

published 9mo ago modified 4mo ago also EUVD-2026-5299 , GHSA-4v7v-7v7r-3r5h

cvss
8.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

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.

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
9mo ago

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/NeoRazorX/facturascripts/security/advisories/GHSA-4v7v-7v7r-3r5h referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 8.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
GitHub 3.1 8.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 9.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
packagist facturascripts/facturascripts
<=2025.71
no fix listed

Affected products

  • NeoRazorX facturascripts

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.