What is the CVSS score of CVE-2025-70091?

CVE-2025-70091 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of Open Source Point Of Sale are affected by CVE-2025-70091?

Organizations using the Customers function of OpenSourcePOS should be aware of notable risk from CVE-2025-70091, a cross-site scripting vulnerability rated CVSS 6.5.

Is there a public PoC exploit available for CVE-2025-70091?

Yes, a public proof-of-concept exploit is available for CVE-2025-70091. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-70091?

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

Open Source Point Of Sale CVE-2025-70091

MEDIUM

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

2026-02-13 cve@mitre.org

XSS Open Source Point Of Sale

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:02 vuln.today

PoC Detected

Feb 17, 2026 - 15:00 vuln.today

Public exploit code

CVE Published

Feb 13, 2026 - 16:16 nvd

MEDIUM 6.5

DescriptionCVE.org

A cross-site scripting (XSS) vulnerability in the Customers function of OpenSourcePOS v3.4.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Phone Number parameter.

AnalysisAI

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects the Customers component of Open Source Point Of Sale. A cross-site scripting (XSS) vulnerability in the Customers function of OpenSourcePOS v3.4.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Phone Number parameter.

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.

CVE-2025-70091 vulnerability details – vuln.today

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