How severe is CVE-2025-66440?

CVE-2025-66440 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-66440 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-66440?

CVE-2025-66440 affects Frappe Erpnext. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-66440?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-66440 have an EU (EUVD) identifier?

Yes. CVE-2025-66440 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203391.

When was CVE-2025-66440 published?

CVE-2025-66440 was published on 2025-12-15 and last updated on 2026-06-17.

CVE-2025-66440

CVE-2025-66440 is a high-severity vulnerability in Frappe Erpnext with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-203391
Weakness: CWE-89
Affected product: Frappe Erpnext
Published: 2025-12-15
Last modified: 2026-06-17

Description

An issue was discovered in Frappe ERPNext through 15.89.0. Function get_outstanding_reference_documents() at erpnext/accounts/doctype/payment_entry/payment_entry.py is vulnerable to SQL Injection. It allows an attacker to extract arbitrary data from the database by injecting SQL payloads via the to_posting_date parameter, which is directly interpolated into the query without proper sanitization or parameter binding.

Frequently asked questions

What is CVE-2025-66440?: An issue was discovered in Frappe ERPNext through 15.89.0. Function get_outstanding_reference_documents() at erpnext/accounts/doctype/payment_entry/payment_entry.py is vulnerable to SQL Injection. It allows an attacker to extract arbitrary data from the database by injecting SQL payloads via the to_posting_date parameter, which is directly interpolated into the query without proper sanitization or parameter binding.
How severe is CVE-2025-66440?: CVE-2025-66440 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-66440 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-66440?: CVE-2025-66440 affects Frappe Erpnext. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-66440?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-66440 have an EU (EUVD) identifier?: Yes. CVE-2025-66440 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203391.
When was CVE-2025-66440 published?: CVE-2025-66440 was published on 2025-12-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:frappe:erpnext:*:*:*:*:*:*:*:*

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